Answer the math questions and try not to give him a bad grade. This can also help you to save you grade. It has multiplication, division, subtraction, and addition equations. (There is sound if you would like it).
I noticed that raspberry pi had some sort of thing called brain game, so I looked at it and decided to try to make by myself without any help... and 20 minutes later, it's done! Thank you raspberry pi. PS: Check out the amazing raspberry pi computer chip (Here's the link) https://projects.raspberrypi.org/en