This is a manual to make an online game, using Scratch code at https://scratch.mit.edu/ The game is about a cat chasing mice, while itself being chased by a dog. You can control the cat with the keyboard arrow keys....

If you're looking for robotics lessons, the downloads include a complete tutorial, and code, for creating a real, remote-controlled robot car. You can download the following files: A Python script to control the car...