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.

Help your child learn about facts and opinions in this animal-themed worksheet! Students will read sentences and decide whether they express facts or opinions.

Hop this way for some marsupial madness! Your child can learn about the life cycle of a kangaroo, and how marsupials differ from mammals.

Grain, dairy, meat, or vegetable? Teach your kids about the food groups with a Thanksgiving-themed cut-and-paste sorting activity.

This worksheet will give your child practice with their observation and reasoning skills, by challenging them to match the beetle with the correct spots.

The California condor has been brought back from the brink of extinction. This worksheet will help your little bird lover learn all about the condor.

How can you tell how old a tree is? Look no further! This worksheet gives a basic overview of tree rings for your little scientist.

The horned lizard has a scary exterior but a gentle personality. Your little student can learn about this North American lizard with this worksheet.

Both of these animals have big ears! Your child will look at the pictures of unusual animals in this worksheet and try to learn some new things about them.

Mammals come in all shapes and sizes - as big as a human or as small as a mouse! Learn about the life cycle of a mouse with this cut and paste activity.

Mmmm honey is delicious, but do you know how it's made? Take a dip into some sweet knowledge and find out the buzzy secrets behind honey.

The olm is a blind salamander that lives in Europe. Kids will learn how pictures help illustrate concepts with this life science worksheet.

Did you know that one of the main ingredients of a perfect pearl is dust? Learn all about the bizarre process behind every pearl with this science worksheet.

All living things go through many changes as they grow to be adults! Help your little one understand how he will grow and change.

Ever wonder what makes the leaves change colors in the fall? Find out with this fascinating life science worksheet.

Find out how scientists explain our yawns and use the graph to keep track of your family's yawns for a whole day!

Do you need a job? Well, this elephant is looking for a new symbiotic partner, and you could be just the candidate he's looking for!

Practice identifying living and nonliving things with this first- and second-grade science worksheet!

Learn about a white-tailed deer's needs and habitat with this engaging kindergarten worksheet!

Explore the lush plant life of the tropical rainforest in this second- and third-grade worksheet!

Dip your toes into a marsh habitat in this second- and third-grade worksheet!