Learn about fish, amphibians, birds, mammals, and reptiles with this colorful life science worksheet for first and second graders!

Color in the gold and red colors of this common grasshopper species and learn about insect orders with your child!

Learn to read a standard thermometer in both Fahrenheit and Celsius in this informative second- and third-grade worksheet! 

Get familiar with this food chain pyramid, from carnivores and herbivores to producers and decomposers; each group has a role.

Discover how cover crops enrich soil and support healthy crop growth with this research-based worksheet for fourth and fifth graders!

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

Fourth and fifth graders will cut out and assemble a human skeleton from paper in this engaging life sciences printable.

These clever birds harden and disguise themselves as tree branches when threatened. Learn more and do some coloring with this worksheet.

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

Budding scientists will learn about the density of salt water and perform an experiment with food coloring, salt water, and fresh water.

Invite your child to dream big and design their very own planet. Encourage both creativity and scientific speculation with this fun worksheet.

Walter's Duiker is a new species of duiker, a kind of antelope, and one of many new species discovered between 2009 and 2011.

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

Without rain, we wouldn't have any puddles to splash and stomp in. Does your third grader know why and how rain falls from the clouds?

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

Challenge your science student to record a shadow over the course of a day and make the connection between shadows and the time of day.

Encourage your child to take a nature walk, using the prompts on this worksheet to write and draw their observations of plants, animals, sounds, and more.

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.

Animal lovers can learn about sea creatures like sharks, tortoises and seahorses with this ocean habitat activity page, full of fun facts and a word search.

Kids need lots of things to grow up healthy and strong, and plants do, too! Can your child think of things a plant needs to grow?

Can you identify the difference between inherited and acquired traits?

What is a car made of? This worksheet asks you and your child to think about parts of a vehicle and where each listed resource was used.

Explore grasslands and their fauna in this thought-provoking worksheet!

Practice describing different objects and substances in this colorful worksheet!

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.

Just like all plants and animals, you go through different stages in life too! Help your child to see how he will change and grow throughout his life.

Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

What is a plateau? What's the difference between a butte and a mesa? Look at these three land forms and learn to tell them apart with this worksheet.

Grandma and grandpa didn't always have gray hair. Find out about what gives our hair color and what makes our hair lose that color as we get older.

Use this fossils worksheet to help a child learn about life on earth. Your child will learn about evolution and extinction, and also form a hypothesis.