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

Facts about ostrich include that they are the largest birds in the world and that they can't fly, but that's not all. Learn all about this amazing bird!

You have a lot in common with all the other humans on this planet. You all have noses and arms and fingernails, but what makes you different?

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

The earth is always changing and moving.Learn all about weathering and erosion with this worksheet.

Observe the life cycle of an oriole with this second- and third-grade worksheet!

Crank out a better understanding of simple machines with this worksheet all about the wheel and axle!

Children will connect their understanding of gases to real-world items as they circle all of the pictures showing gases.

How do you make recycled paper? Learn all about the recycling paper process on this informative worksheet.

Dive into habitat studies with this second- and third-grade worksheet!

Get all the Tasmanian devil facts on this worksheet, from what they eat to how they got their name.

Decide which plants could live in a grassland with this second- and third-grade worksheet!

Learn all about the cumulonimbus cloud, more commonly known by a much more fearsome name: the thundercloud!

Determine which plants would survive in a pond with this second- and third-grade worksheet!

Take a look and learn all about this beautiful and rare tiger from the islands of Sumatra in Indonesia.

Learn about the life cycle of a wood frog in this second- and third-grade worksheet!

This page is all about building your kid's natural resources vocabulary words, along with research skills.

Learn how seeds move with this second- and third-grade matching activity!

Dive into a coral reef habitat with this second- and third-grade worksheet!

Kids practice identifying solids for a lesson on the states of matter in this 1st grade physical science worksheet.

Teach your child all about the growth cycle of carrots, those bright orange veggies found on dinner tables everywhere.

Review the rock cycle with this second-, third-, and fourth-grade crossword puzzle!

What's your favorite animal? Kids love answering that question, and with this animal research graphic organizer, they can write all about it.

Ever wonder how the flying squirrel actually flies? Give your child a great coloring page, all about the flying squirrel!