Project Name: Tug-of-war
Controlled by: Programming or Remote Control
Programming Difficulty: Easy
Construction Difficulty: Medium
General Comment. This is harder than it looks

Rules FOR STUDENTS

​​You must use:
-1 NXT or EV brick
-2 motors

You must:
Build a robot that can go pull another robot over a line, just like tug-of-war.
​

Tips For students

Tip: Cars with four wheels will go straighter.
Tip: Cars that use gears will be stronger. A big gear on the wheel and a small gear on the motor will make the wheel turn slower and stronger. To use gears, the wheel's axel can't go through the motor's hole.

SAMPLE PROGRAMMING

TEACHER INFO

Additional Equipment needed: Some sort of string, cord or rope and it's better if you can find two carabinas. 
You'll need for tape on the ground for start and finish lines. 

​Grading option: The more wins the better!
​If you are recording each battle, make a copy of this Google Sheet to help you score 

I added a Carabina to each end of mine to allow easy attachment to each robot.

Classroom Tips

Score Sheets

Project Ideas