8th+Grade

**Scratch**
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 * Scratch
 * Creative Computing Scratch Curriculum
 * Learn Scratch Lessons
 * Scratch Blocks frequently used in Games (see right)
 * Create a Maze
 * Create a Collide Game
 * Create a more complicated Race Track Game
 * ECard Project
 * ECard project example


 * www.tynker.com

CS Unplugged - Binary
How high can you count on one hand? Starting with 0 and covering every number, how many numbers can you represent distinctly and clearly?

5, 10, more?

If you use binary, you can count to 31. Watch the video below to see how.

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Check out more about Binary on CS Unplugged - [] Download Activity 1 from this site - http://csunplugged.org/sites/default/files/activity_pdfs_full/unplugged-01-binary_numbers.pdf