1. Group2
Group members：

2. Simple introduction

5. Try it

10. Make a program that the mouse can catch apples.

11. The program of the apple.

13. The program of the mouse.

15. The program of the mouse.

17. Exercise
1. Try to use loop structure to control RGB light on the baseboard. Let them ash once every second and indicate which building blocks are the loop body.

19. 2. Try to make the buzzer sound as C4 in 10 times, E5 in 20 times, B6 in 30 times, and then keep repeating. Can you distinguish these loop bodies inside it? Try it.

21. Thank you for listening！