These STEM design challenge cards ask learners to build something new for a specific reason or purpose and are a great way to foster creative thinking.

Break down a word to create new ones with this fun worksheet for second through fifth graders!

Create your own gravity-powered roller coaster in this creative worksheet!

Got a gardening guru on your hands? Give them a fun challenge with this fill-in-the-blanks quiz about the parts of a seed!

Hypothesis, observation, data...with so many terms, learning the scientific method can be tricky. Learn the steps by helping Dr. McSquare sort out his reports.

How fast does sound travel? Help your child figure out the physics of sound waves with this informative worksheet.

Step up to the controls, Dr. Frankenstein -- the world is in need of a new creature!

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Which comes first, genus or phylum? To complete this life science crossword, kids need to put the 9 levels of biological classification in the correct order.

Discover the differences between gravity and magnetism in this forceful worksheet!