Get to know each of the Seven Summits, then organize their heights into a graph.

This worksheet is all about the U.S. space mission of Friendship 7, and will help kids with reading comprehension and U.S. history knowledge all at once.

Space enthusiasts will love learning about Freedom 7, the first manned American space mission.

Explore the applications of electrical energy with this helpful second-grade worksheet!

Not your typical crossword, this puzzle will have your child learning to recognize the shapes of the continents. Great for map skills and vocabulary!

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

Learn about the texture and hardness of different objects in this second-grade worksheet!

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

Discover different types of energy with this third- and fourth-grade science worksheet!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

Determine which magnets have the strongest force in this third- and fourth-grade worksheet!

Dig into the past with this third-grade worksheet all about fossils!

Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement! 

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

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

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

For kids learning geography or earth science, this is the perfect review sheet for drilling students on common geography terms and phrases.

Children discover and review the parts of a flower and what they do as they complete this botany-themed crossword puzzle.

Worm your way through this soil maze, which doubles as a fun way to review the names of the different soil layers.

Can you help Cornelius create a crazy compost concoction? Help your child review his knowledge of compost and recycling with this fun worksheet.

Learn about some of the most common forms of energy with this helpful one-pager for third graders!

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

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Here's a fun way for kids to review their knowledge of earth science terms. Challenge your child to give a definition of each word as he finds it.

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Can you tell which types of weathering caused each of these changes in the earth? This activity is a great way to review the 3 main types of weathering.

Learning about the functions of plant parts doesn’t have to be puzzling! Review the parts of a plant with this crossword for first and second graders.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.