Hour of Code

Alice in Wonderland

This is an introductory puzzle, it will show you how the computer executes commands in a sequence from top to bottom. You will learn how to use functions with and without parameters.


Variables are needed to keep track of something like the score in a game. This puzzle will show you different types of variables and how you can create (declare) them.

Functions with parameters

Another fun puzzle. This time you will need to clear a way for baby owls. You can add or remove trees in a forest by calling special functions with parameters.

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