Lego EV3 instructions #1: Driving Base, Without Motor, Walking Robot, Without Sensors - RoboWiki Robotics (2024)

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Part 1: Driving Base, Without Motor, Walking Robot, Without Sensors (you are here)

Part 2: Models With Sensors

Part 3: Robotic Gripper, Mobile Manipulators

I. Driving Base from Lego EV3

1.1. Basic Robot in 5 minutes

Link to the instruction

Equipment:

  • 1 Lego Education EV3 Core Set (45544).

Packet consists:

  • step-by-step building instruction in pdf format.

We offer a variant of a five-minute robotic trolley based on the Lego MINDSTORMS Education EV3 constructor for conducting classes with schoolchildren. We hope it will be useful…

******

1.2. Driving Base 2 and 3. Basic Robot in 5 minutes from Lego EV3

Lego EV3 instructions #1: Driving Base, Without Motor, Walking Robot, Without Sensors - RoboWiki Robotics (1)

Link to the instruction

Equipment:

  • 1 Lego Education EV3 Core Set (45544).

Packet consists:

  • step-by-step building instruction in pdf format.

The driving base is available in two versions – with different weight distribution and center of mass for solving special tasks in robotics classes. The EV3 microcomputer shifted backwards allows you to install a manipulator in the front of the machine.

II. Designs without motor from Lego EV3

2.1. Ratchet Catapult from Lego EV3

Link to the instruction

Equipment:

  • 1 Lego Education EV3 Core Set (45544),
  • 1 stationery elastic band,
  • targets for shooting.

Packet consists:

  • step-by-step building instruction in pdf format.

In this work, you will assemble a throwing machine (catapult) with a ratchet mechanism.

For target shooting, a lowering gear and the elastic force of a stretched stationery elastic band are used. Several gears are used as a projectile. The ratchet mechanism holds the catapult lever in the lower state until the moment of firing.

***

2.2. The Lego EV3 machine on a rubber motor ver. 1

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set (45544),
  • stationery gum,
  • measuring tape.

The Lego EV3 machine on a rubber motor with a multi-stage gear is suitable for studying gears and consolidating design skills.

***

2.3. The Lego EV3 machine on a rubber motor ver. 2

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set (45544),
  • stationery gum,
  • measuring tape.

The Lego EV3 machine on a rubber motor with a multi-stage gear is suitable for studying gears and consolidating design skills.

***

2.4. Inertia machine from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set (45544).

In this practical work, you will get acquainted with concepts such as inertia and moment of inertia, find out why a machine needs a flywheel and learn how to use a multi-stage gear to assemble an inertia machine.

***

2.5. A rubber band motor car from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set (45544),
  • rubber band.

In this work, you will create a rubber band motor car. The machine is set in motion due to the elastic force that occurs when the elastic is stretched. The more we stretch the elastic band – the greater the elastic force, the further it will go.

Fasten the rubber band in two ways and compare which type of rubber band attachment allows the car to drive further.

******

III. Walking robot from Lego EV3

3.1. Walking robot racing from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set (45544).

The Lego EV3 single-motor walking robot on a crank mechanism is a training model of a walking robot on 4 legs, which can be used at the first introductory lesson on walking mechanisms. You will need one box of Lego Mindstorms Education EV3. The model is very simple. At the same time, there is a competitive and creative part here — you need to be the first to reach the finish line and assemble the most interesting walking robot.

***

3.2. Lego EV3 Christmas Moose and sleigh: deliver Christmas toys

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format;
  • EV3-G programs.

Equipment:

  • 1 Lego Education EV3 Core Set (45544).

Deliver the Christmas tree toy to the Christmas tree and stop the moose with the color sensor.

Your task is to collect a moose and a sleigh. Put the Christmas tree toy in the sleigh. The start and stop of the moose occurs when the hand is pointed at the color sensor (mode: brightness of reflected light).

***

3.3. Father Christmas and a team of horses from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.
  • EV3-G program.

Equipment:

  • 1 Lego Education EV3 Core Set (45544),
  • materials for а costume.

In this work, we will assemble a model of Father Christmas, who rides in a sleigh and manages three horses.

***

3.4. Chebyshev’s walking machine from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 2 Lego Education EV3 Core Set (45544).

The Chebyshev linkage is a mechanical linkage that converts rotational motion to approximate straight-line motion. It was invented by the 19th century mathematician Pafnuty Chebyshev who studied theoretical problems in kinematic mechanisms.

***

3.5. Walking six-legged robot from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set 45544.

The six-legged robot uses a crank mechanism to move its legs. The left and right sides are driven by two large servomotors. The robot has a simple design and is suitable for teaching the basics of design and robotics with the Lego EV3 constructor.

***

3.6. Walking robot Octopod from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 2 Lego Education EV3 Core Set (45544) (or additional gears).

The walking eight-legged robot is assembled on the basis of the Lego Mindstorms Education EV3. On each side — 4 legs assembled from axles. Each leg is driven by a slider crank mechanism.

Their movement is provided by two large EV3 motors through a multistage gear transmission.

******

IV. Instructions with motors and without sensors from Lego EV3

4.1. Lego EV3 Tyrannosaurus

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • basic set of Lego Mindstorms Education EV3.

In this work, you will assemble a Lego EV3 model of a Tyrannosaurus. To assemble the model, you will need 1 basic Lego EV3 set. Tyrannosaurus has only 1 large servo motor. At the same time, he knows how to walk back and forth and moves his front paws. The movement of the paws is carried out using a crank mechanism and a gear transmission. The head can turn when walking left and right under its own weight by inertia. Also, the robot can click its mouth (with sharp turns and without the participation of the motor).

***

4.2. Lego EV3 Pterosaur

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • basic set of Lego Mindstorms Education EV3.

The Pterosaur from Lego EV3 is a practical work in which you can plunge into the world of paleontology and ancient history. In this work, children will get acquainted with ancient flying lizards – pterosaurs, and will assemble a model from Lego EV3. Also, this work can be searched for as “Lego Dinosaurs”.

***

4.3. Lego EV3 Crank Mechanism and Kapitza’s Pendulum

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • Lego Education EV3 Core Set (45544).

In the first part, you will assemble the slider-crank mechanism and learn how it works. In the second part, it is necessary to accelerate the reciprocating motion due to the step-up gear and install a pendulum – Kapitsa’s pendulum.

Slider-crank mechanism, arrangement of mechanical parts designed to convert straight-line motion to rotary motion, as in a reciprocating piston engine, or to convert rotary motion to straight-line motion, as in a reciprocating piston pump.

***

4.4. Lego EV3 Forklift Truck

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set (45544).

In this work, you will assemble a forklift and learn how to program the movement of the robot at specified distances.

***

4.5. Electric airplane from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set (45544).

In this job you will assemble an electric airplane with a propeller. The aircraft rotates around a fixed support. It is necessary to program a microcomputer to automatically count the number of turns using a gyroscopic sensor.

***

4.6. Lego EV3 Gyro Horizon

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format;

Equipment:

  • 1 Lego Education EV3 Core Set (45544), expansion set (45560).

***

4.7. Lego EV3 Сarousel: smooth acceleration and deceleration

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format;
  • example program in EV3-G language with comments.

In this work, you will assemble a carousel design from Lego Education EV3 Core Set (45544). The crank mechanism of the carousel changes the height of the seats above ground level when rotating facility. The carousel is rotated by the large motor.

The carousel has 4 seats which are hingedly connected to 4 beams. The beams are arranged at an angle of 90 degrees relative to each other.

It is important to turn the mechanism of the carousel smoothly, without jerks, otherwise visitors will be unhappy. Your task is to write a program for the carousel with a smooth acceleration and deceleration.

***

4.8. Robot shooter from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set 45544,
  • stationery elastic band,
  • the field for the competition.

The design of the automatic pistol reloading uses a crank mechanism. The drummer hits the cartridge under the action of the elastic force of the stretched elastic band. The striker in this case is a piston that performs reciprocating motion along the barrel of the gun. Assemble a robot shooter and complete competitive tasks.

***

4.9. RoboBasketball from Lego EV3

Link to the instruction

Packet consists:

  • step-by-step building instruction in pdf format.

Equipment:

  • 1 Lego Education EV3 Core Set 45544,
  • ping pong ball (you can make a homemade one out of lego),
  • the field for the competition.

The robot basketball player must score three goals from the two-point shooting zone and one ball from the three-point shooting zone in 60 seconds.

Assemble a basketball basket and a basic robot with a basketball arm on a medium servomotor.

Part 1: Driving Base, Without Motor, Walking Robot, Without Sensors (you are here)

Part 2: Models With Sensors

Part 3: Robotic Gripper, Mobile Manipulators

Lego EV3 instructions #1: Driving Base, Without Motor, Walking Robot, Without Sensors - RoboWiki Robotics (2024)

FAQs

Why did Lego discontinue EV3? ›

Lego has decided to discontinue its Mindstorms range of programmable robots at the end of this year. The long-running product series, which combines software and Lego bricks to create the robots, appears to have lost steam recently and Lego is throwing in the towel 24 years after the range first appeared.

Can you code EV3 with scratch? ›

LEGO Education provides Scratch-based graphical programming for both the Mindstorms EV3 Set and for the new SPIKE Prime Set.

How do I connect my EV3 robot to my computer? ›

Connect the EV3 Brick to your computer by USB Cable or wirelessly using either Bluetooth or Wi-Fi. USB CABLE Using the USB Cable, plug the Mini-USB end into the EV3 Brick's PC port (located next to Port D). Plug the USB end into your computer.

What are the 4 sensors used for the EV3 robot? ›

port 1 = touch, port 2 = gyro, port 3 = color, port 4 = infrared or ultrasonic. As in the standard Lego EV3 software, many sensors can be used in different modes.

Is EV3 waterproof? ›

Because the EV3 brick is not waterproof, we needed to prepare a casing to prevent any damage to it. First we used a simple underwater case from Pelican.

Why is my EV3 flashing red? ›

The battery connection may be bad. Check the battery springs to make sure that none of them got bent during the battery change. When started, the EV3 flashes red briefly then dies. If you have the Education version, the problem may be a defective battery pack.

Does Scratch count as coding? ›

Scratch is the world's largest coding community for children and a coding language with a simple visual interface that allows young people to create digital stories, games, and animations.

Can you charge EV3 with USB? ›

Unlike many common lithium ion devices, the EV3 is not capable of charging via USB, and must use a separate charger.

What does EV3 stand for? ›

This is the third generation of LEGO® MINDSTORMS® platform and the “EV” stands for evolution, hence EV3.

How do I connect my phone to my EV3? ›

On your Android device, open System settings and make sure Bluetooth is turned on. Go back to Settings and open Bluetooth and select your EV3 to pair it. Confirm the passkey on both devices when requested. On the EV3, find your Android in the list of Bluetooth devices and and select it.

How do I connect my Lego Mindstorms EV3 via USB? ›

To connect your LEGO® MINDSTORMS® EV3 with your USB cable, plug the Mini-USB end of the cable into the EV3 Intelligent Brick's PC Port (located next to Port D). Plug the USB end into your computer.

How do I connect my EV3 Brick to WIFI? ›

Open the EV3 software. Choose the Wireless Setup tool in the Hardware Window (at the bottom right of the screen), or choose 'Wireless Setup' from the Tools Menu. The computer will show which networks it detects. Select the network you connected your P-Brick to and click on 'Connect' to set up a connection.

What can a EV3 robot do? ›

Sensors provide robots with information about their environment. With the sensors that come with the EV3, you can make a robot respond to being touched, react when someone or something comes too close, follow a line, or measure how far they have turned.

How do you turn off the brick in Lego EV3? ›

To turn the EV3 Brick off, press the Back button until you see the Shut Down screen. The Abort X will already be selected. Use the Right button to select the Accept check mark, then press the Center button for OK. Your EV3 Brick is now turned off.

Is LEGO OK in water? ›

No problem! Standard LEGO® bricks are not harmed by water. Some specially designed one-piece boat hulls will even float on the surface of water, although most LEGO® creations will not.

Is it OK to wet LEGO? ›

Most LEGO these days is made out of ABS plastic— and water really won't hurt it at all. You can bring most LEGO pieces into the bath, or into the pool, or wash them off in the sink, and they'll be fine.

Do LEGO motors work in water? ›

The current kit is not capable of going underwater, and the components would be quickly destroyed if they got wet. This limitation gave rise to the project of developing an underwater LEGO ROV.

How fast is EV3? ›

Large motor maximum speed 170 rpm. Medium motor maximum speed 250 rpm.

How do I make my EV3 beep? ›

There are a couple of ways to control the speaker in Tone mode. Also worth an honorable mention: if you plug a USB keyboard into the EV3 and press CTRL + G , it will beep!

Can 7 year old learn Python? ›

Can a kid learn Python? Absolutely yes! Python is one of the easiest text based programming languages for kids to learn. Python has an easy-to-understand syntax which makes it ideal for beginners.

Can a 9 year old learn Python? ›

With the increased utilisation of digital devices, Python is an important skill that you can teach your children. This computer language is easy for children as young as 10 years old to understand.

Can 8 year old learn Python? ›

Kids can learn programming at an early age. Python is a versatile programming language and due to this feature and use of example code, the core concepts are easily absorbed even at the elementary level. Therefore age is never a barrier when it comes to a kid learning python.

Does EV3 have WIFI? ›

You can use Wi-Fi to communicate wirelessly between the LEGO® MINDSTORMS® EV3 Intelligent Brick and EV3 Software!

Why won't my EV3 Brick connect to my computer? ›

Make sure that one end of your USB cable is firmly inserted into a USB port on the computer and the other end is connected to the EV3 Brick. If you still can't see the EV3 drive, try a different port on the computer. If that doesn't work then maybe your cable is faulty or you need to reset the EV3 Brick.

How do I control EV3 with Iphone? ›

Task 1 - Set Up LEGO MINDSTORMS EV3 Robot
  1. Build a two-wheeled robot. ...
  2. Connect the ultrasonic sensor to port 1 of the EV3 brick. ...
  3. Open the iOS model.
  4. Double-click on the TCP/IP Send block and change the Remote address to the IP Address of the EV3.
  5. Open the LEGO MINDSTORMS EV3 model.

Is EV3 a python? ›

Program in Python with EV3

You can now use your EV3 Brick to unleash the power of Python programming using MicroPython. Simply install the EV3 MicroPython image onto any micro SD card and boot up your EV3 Brick from it to start programming straight away.

What is EV3 kit? ›

Lego Mindstorms EV3 is a set that lets you build and program five starter robot models. A programmable power brick, plus servo motors and color, touch, and infrared sensors, help the robot move and communicate.

What is better than Lego Mindstorms? ›

Makeblock has a variety of robotics kits for STEM education. They're a lot more affordable than Lego Mindstorm kits and they provide a very similar experience. Students will be able to build and program inventions using the components in this kit.

How do I connect my Lego Mindstorms EV3 via Bluetooth? ›

To connect your device to your EV3 Brick:
  1. Turn on your EV3 Brick. ...
  2. Click the status area in the lower-right corner of the Chromebook and then click the Bluetooth icon.
  3. If Bluetooth is off, select 'Enable Bluetooth'. ...
  4. Select the EV3 Brick you want to connect to from the list of available devices.

How do I run a program on EV3? ›

Once you have created a program and are ready to try it out, click the button on the bottom right corner of the LEGO EV3 Programming environment. Clicking this button will automatically download and run the program in the simulated environment, it will just take a couple of seconds to work!

Does EV3 have Bluetooth? ›

Bluetooth is now available as a connection type, which is indicated by the enabled radio button on the Hardware Page in the EV3 Software. Select Bluetooth by clicking the radio button, below the Bluetooth icon. Confirm connection and password on your EV3 Brick.

What is the difference between Move steering and move tank? ›

a. Move Steering Command will apply the same power, time direction to both motors at the same time b. Move Tank Command will allow the user to control each motor independently from each other. I.E Power can be different from the Right and the Left Motors.

How do I download EV3 Device Manager? ›

The browser-based EV3 Device Manager is compatible with all desktop platforms and is the easiest way to update your EV3 Brick.
  1. Go to the EV3 Device Manager web page.
  2. Download and Install the EV3 Device Manager.
  3. Connect your EV3 Brick via a USB cable.
  4. Check your EV3 Brick firmware version and update if necessary.

How do I name my EV3 Brick? ›

  1. Enter the word "maker" and press Enter.
  2. Delete the "ev3dev" text and enter the name you want your robot to have when you connect to it.
  3. Press CTRL + X when you are ready and nano will ask you if you wish to save your changes.
  4. Press "Y" to confirm the changes and press Enter.
  5. Reboot the EV3 Brick.
24 Jan 2020

Why is my EV3 robot not connecting? ›

Go to Bluetooth and other devices settings, find the EV3 Brick on the list, select and remove it. Next, pair the Brick with your computer again and check if the Bluetooth connection works. Check the Bluetooth settings on the Brick. Look closer at the settings on the Brick.

What is EV3 Brick button? ›

The Brick Buttons are the five buttons on the EV3. Brick (all buttons except the Back button) They can be used as sensors to detect if a button has. been pressed or released in order to control your. program.

Can a 3D printer make LEGO? ›

FFF 3D print is suitable for producing classic LEGO-style and LEGO Duplo-style blocks. Traditional LEGO bricks are a bit more difficult to replicate, but it can be done – our experiments done using Original Prusa i3 MK3S printers confirm that.

What is a gyro boy? ›

Gyro Boy is a two-wheeled upright balancing robot. Gyro Boy uses a combination of the Motor Rotation sensors working with the Gyro Sensor to balance upright. The robot also responds to commands and feedback from the Color Sensor and the Ultrasonic Sensor.

What can a Lego robot do? ›

It can roll around on its own, wave its arms, and play with toys. It's the only robot you can't directly control.

Can you program EV3 with iPad? ›

On a brighter note, what's really great about EV3 Classroom is that all of its coding features are available on all devices, so it doesn't matter if you have a PC, laptop, iPad, Android, or Chromebook - all of them will work!

How many buttons do the EV3 have? ›

Buttons (see also the manual)

The EV3 brick has 6 buttons, five of which can be referred to in EV3 Basic programs.

How do I connect my EV3 Brick to my iPad? ›

Go to Settings >> Bluetooth. Make sure Bluetooth is turned on and let your iPad search for a minute or until your EV3 Brick is listed under My Devices. Select your EV3 Brick and click Pair. Confirm the pairing on your EV3 Brick.

Why was Lego Mindstorm discontinued? ›

"Now having a number of priorities in LEGO Education and other Build & Code experiences, we have decided to focus our resources and future plans by redirecting our Mindstorms Robot Inventor team and their expertise into different areas of the business," the company said in a statement to Brick Fanatics.

What is replacing Lego Mindstorm EV3? ›

For those paying attention, the move isn't necessarily a surprise: when the company retired its Mindstorms EV3 system last year, it pointed customers towards its Lego Education Spike kit rather than the Mindstorms Robot Inventor kit that was also available.

Why is Lego Mindstorms retiring? ›

We have decided to focus our resources and future plans by redirecting our MINDSTORMS Robot Inventor team and their expertise into different areas of the business,” the LEGO Group shared in a statement.

Which is better EV3 or NXT? ›

Brick. Figure 6, the EV3 brick, is faster and has a stronger processor compared to Figure 7, the NXT brick. However, the EV3 brick takes longer to start up than the NXT; this may be something to consider for those who use these for competitions.

How fast does the EV3 go? ›

The rated maximum speed of the Lego EV3 medium motor is 1560 degrees per second.

Is the EV3 discontinued? ›

Last year, Lego retired its Mindstorms EV3 system and directed customers to the Lego Education Spike kit rather than the Mindstorms Robot Inventor kit.

What is the difference between brain and EV3 Brick? ›

The brain sends signals through the nerves of the body to tell parts of the body what to do. The EV3 computer brick sends signals through its wires to the motors to tell the robot where to go/ what to do. It also can send signals to its lamp to turn it on or off.

Is the LEGO Lamborghini retiring? ›

The LEGO Group has delayed the retirement of three LEGO Technic sets, including its 2020 supercar 42115 Lamborghini Sián FKP 37. Originally scheduled to leave shelves by the end of 2023, the 3,696-piece Lambo will now stay in production until at least the end of 2024, pending any further amendments.

What age is Mindstorms? ›

Some of the most popular LEGO robots are LEGO BOOST for girls and boys ages 7-12 and LEGO MINDSTORMS for ages 10+. Both are sets kids can start building regardless of their skill level and they can continue building loooong into adulthood.

What is the largest Lego set in 2022? ›

With over 11,000 pieces, the LEGO Art World Map is not only our biggest LEGO set (in terms of piece count), but also a beautiful piece of wall art.

What LEGO sets will retire soon? ›

LEGO Seasonal

The brand new 40572 Penguin & Snowflake, which only launched on September 1, is currently scheduled to retire at the end of 2022 after exactly three months on shelves.

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