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How to align to a wall with Ultrasonic Sensors. Too complex solution (part 3)
If you get to a solution that is too complex you should always try to improve it. This is what we are doing here. Arriving at a solution for aligning to the wall that has become too complex.
- #165
- 14 Nov 2015


Animation on how a Verical Lift attachment accomplishes a loops mission. Demo with Gazon 2.0 Robot from LEGO MINDSTORMS Robot Inventor
This animation demonstrates a vertical lift attachment. This is an attachment that transfer a circular motion from the motors to a linear motion and is a very powerful concept. We demonstrate it with a LEGO MINDSTORMS Robot Inventor robot build from 51515 set. This is arguably one of the most complex attachments in this course.
- #1896
- 20 May 2022

Improving FLL Robot Game. Teacher Notes. Liftting the robot with a Rack
Using the rack depends on the experience of the team. Based on this a different number of gear wheels and racks would be used.
- #450
- 05 May 2017


Introduction to EV3 Controller - the LEGO Mindstorms EV3 brick
Let's review the LEGO Mindstorms EV3 Intelligent Brick
The EV3 brick is the main computer of your LEGO robot and it has a display, a few buttons and various ports.
- #350
- 23 Jan 2017

Improving FLL Robot Game. Task. Extend the scissors mechanism
Before moving forward here is the simple task of building the mechanism and extending the legs. Extend the legs to fifteen LEGO units.
- #453
- 21 Mar 2017


Naming programs in the EV3-G software
When we, the teachers, make programs and projects, we give them descriptive names. Let's show you a way to put cool names on your programs.
- #368
- 04 Feb 2017

Improving FLL Robot Game. Our solution to driving the gear mechanism
It this episode we would present you with our attachment for lifting the robot.
- #456
- 24 Mar 2017

How to align to a wall with Ultrasonic Sensors. Remove complexity (part 4)
We explore some common mistakes when a program is developed and becomes complex. We then try to remove part of this complexity.
- #166
- 16 Nov 2015

Improving FLL Robot Game. 9 out of 10 times the attachment should work
How great is the great attachment for lifting that we built in this course? How many times can it lift the robot without making an error? How great are your attachments and how could you test them? - the answer is simple. Just try 10 times and they should work at least 9 of them as our attachment is.
- #477
- 13 Apr 2017

How to measure the speed of the robot
A human being walks with an average speed of about 5 km/h (3 miles/h). In this video tutorial we will develop a block for LEGO MINDSTORMS EV3, that measures the speed of the robot in distance/time units where time will be configurable and could be 1 second or 0.5 seconds or any other number of seconds you pass as a param to the block. Measuring the speed of the robot is very powerful if you start building an Artificial Inteligence for your robot and is quite fun :)
- #39
- 09 Sep 2013

Initialize an array for Advanced Light/Color sensors calibration
"Array initialization" is the first step in every program that involves Arrays. This applies to most programming languages and for EV3-G it is a must.
In this tutorial, we would show you how to initialize the array and how to extract this logic in a new block
- #633
- 04 Oct 2017
How does the Ninja Motorcycle LEGO Mindstorms EV3 robot work?
This video tutorial shows how the LEGO Mindstorms EV3 Ninja Motorcycle robot works. It's a nice demonstration with the robot moving forward, backward, and slightly to the left and right.
- #1342
- 12 Jun 2019

Improving FLL Robot Game. How have we extended the axles
Here is our solution for preventing torsion and bending of the LEGO Mindstorms EV3 axles.
- #462
- 31 Mar 2017


Sound block in EV3-G software. How to say "Hello" with the robot
Let's learn how to use the Sound block.
- #392
- 24 Apr 2017

WRO Junior-High 2015. Treasure Hunt. Part 4. Program With Arrays
We would continue from the previous program where we used variables and we would change this to arrays.
- #201
- 24 Apr 2016


EV3 Phi. When to use Tank, Large and Steering Block
We will introduce a convention, an agreement, how and in which cases we are going to use each types of blocks.
- #424
- 28 Apr 2017

WRO Junior-High 2015. Treasure Hunt. Part 2. Rules
We would look at the rules of the competition over our small model and we would start solving the field.
- #199
- 10 Apr 2016

Improving FLL Robot Game. Teacher Note. How much should you expect from 40 teeth gears solution.
How to align the wheels and how much should you push for this solution?
- #447
- 06 Mar 2017
Yo-Yo challenge introduction
Overview of what is going to happen that part of the lessons.
- #356
- 04 Feb 2017


Animation on how a Lift attachment accomplishes a loops mission. Gazon 2.0 Robot from LEGO MINDSTORMS Robot Inventor
This animated video tutorial demonstrate the use of a lift attachment to accomplish loops mission. It is a lift attachment with a circular motion
- #1895
- 20 May 2022
Improving FLL Robot Game. Task. Attach the robot at an end position when lifted
What is the end result? - have the attached on the mission model. What is the mechanism the would make the robot hang on the mission model.
- #442
- 06 Mar 2017


FLL 2019: Accomplish every time. M01 Elevated places. 10 out of 10 successful runs
In this tutorial we accomplish the Elevated places with the Whakatae - LEGO Education SPIKE Prime Competition Box robot mission. It is important to be able to go over the mission model and at the end with a simple mechanism we just push the mission model at the end
- #1678
- 01 Jun 2020


FLL 2018: How to accomplish M04 (crossing an object) from FIRST LEGO League 2018 Into Orbit. Review
This video tutorial contains a detailed explanation on how we accomplish the FIRST LEGO League 2018-2019 Into Orbit mission called M04. CRATER CROSSING. These are some of the funniest missions at this robotics competition. Try to move over an obstacle with a robot and if you manage to return back to base without bumping into other mission models that would be great.
- #1267
- 20 May 2019
Arduino Basic Course. Who is it for?
This is a course for beginners, but the tasks would be interesting and for more intermediate students. We do not expect any previous knowledge from you except for how to divide numbers and use a computer.
- #304
- 15 Nov 2016