Put Wedges to the Test

Audisee® eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience! What do a doorstop, a butter knife, and the front of a boat have in common? All of them are wedges! Wedges are simple machines. They help us to do jobs more easily. But don''t take our word for it. Put wedges to the test with the fun experiments you''ll find in this book. As part ...