
Direction detection with Scratch camera
Detecting direction using the camera in Scratch is a very useful tool for controlling our sprite using movement. Now you will learn how it functions and how to use it!
- #1582
- 24 Mar 2020
Detecting direction using the camera in Scratch is a very useful tool for controlling our sprite using movement. Now you will learn how it functions and how to use it!
Scratch is a very good platform for you to start learning to program. Here's how you can start and what you need to know for your initial orientation.
The goal of this lesson is for students to have fun with a new robot.
Only one counts per stack
If an Upgrade (solar panels, roof garden, insulation) is Independent, and Supported only by a Stack which is at least partly in any Circle:
(mission descriptions source https://www.first-lego-league.org/)
Bring the blocks to a specific place on the field in a specific way
score one or the other
If there is a team-designed Structure clearly bigger than a Blue Building Unit, built only from your white LEGO bricks
Note: Design and build your own Structure before you compete, then bring that to each Match. You don’t build it during the Match.
Note: Your mission 11 Structure needs to be built from Bag 10 elements only. It can include the red and gray elements. Not all of the Bag 10 elements need to be used.
(mission descriptions source https://www.first-lego-league.org/)
If the Steel Structure is Standing, and is Independent, and Supported only by its hinges as shown
If the Test Building is Independent and Supported only by the blue beams, and some beams have been knocked out at least half way:
(mission descriptions source https://www.first-lego-league.org/)
Score one or the other
If the Elevator’s moving parts are Independent, and Supported only by its hinges as shown, in the following position:
(mission descriptions source https://www.first-lego-league.org/)
If the Swing is released: 20
(mission descriptions source https://www.first-lego-league.org/)
Score all that apply
If a Unit is Independent and Supported by the Tree’s:
(mission descriptions source https://www.first-lego-league.org/)
If the Bat is Supported by branch (B) on the Tree: 10
(mission descriptions source https://www.first-lego-league.org/)
If the Inspection Drone is Supported by axle (A) on the Bridge: 10
(mission descriptions source https://www.first-lego-league.org/)
Score all that apply
If the Hooked Blue Unit is:
Note: You can only get Flag points if you get Bridge points.
Note: Rule 31 allowance: It is okay and expected for Robots to collide while trying to earn Flag points.Note
Note: When clearly only one Robot is holding a Flag raised, only that Robot scores for that Flag
(mission descriptions source https://www.first-lego-league.org/)
Move the robot to the bring. Bring the flags up
The goal of this lesson is to introduce students to the setting for measuring the reflected light of the color sensor and to recall how to follow a line.
The video shows why you should not build attachments such as "Crappy Active Attachment For SUV Box Robot". In the video one can see how the knob gear wheels start "jumping", once a force is applied to the lever.
This video tutorial shows how the LEGO Mindstorms EV3 Rider Robot Motorcycle with Cart robot works. You can ride a friend with you.
This video tutorial shows how the LEGO Mindstorms EV3 Handlebar Chopper Motorcycle robot works. See how fast it is.
This video tutorial shows how the LEGO Mindstorms EV3 Shotgun Motorcycle robot works. The robot is a sligh modification of the Ninja motorcycle because it has assiting wheels
Devi is a stubborn robot. No mater how many times you press the button, it will press the button last. It if you press again, it will press again. Sometimes it will rotate and speak, but will again press the button, and will continue pressing until the end of times.
One of the students' favorite LEGO Mindstorms robots. Have fun with Iqazator, moving over all kinds of obstacles as a real millitary tank machine.