Budding inventors can get a fun review of the simple machines with this word search.

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

Help your little learner understand the concept of buoyancy with this fun worksheet. He'll decide which items will keep this frog afloat!

Engage your little scientist with a fun word search, all about sinking and floating! He'll be learning a basic concept of physical science.

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

Boost your second grader's knowledge of space with this fun worksheet, which will have her unscrambling the answers to planetary trivia.

How many machines can you find around the house? You may find them where you least expect it!

Meet the master of compound machines: Rube Goldberg! His wacky contraptions put a whole new spin on the use of simple machines.