Learn more about Gallimimus, one of the fastest dinosaurs, with this cool dino dot to dot.

With this diagram, kids can find out more about oil, one of our most widely-used natural resources, and learn a little more about where it comes from.

Our silkworm facts help your little one understand more about these special invertebrates. He'll read about their life stages and answer some questions.

Fact: This worksheet is about unusual animals from all over the world. Opinion: This is the best fact and opinion worksheet ever!

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.

Help your child learn about facts and opinions. Kids will read statements about animals before determining whether each statement is a fact or opinion.

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

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

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

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

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

Listen closely! Do you hear anything? Identify examples of sound energy in this kindergarten and first-grade worksheet!

Shed some light on the interactions between objects and light with this science worksheet for kindergarteners and first graders!

How do trunks, claws, and flippers help animals? Discover how animals use different parts of their body to meet their needs in this kindergarten and first-grade life science worksheet!

Gear up to go into the science lab with the help of this activity!

What does a dog eat? Kids choose the pictures that show what kind of food each animal likes to eat in this first grade life science worksheet.

Connect the dots from 1 to 30 to reveal Styracosaurus's mighty horns.

Learn more about a tide pool habitat with this life science worksheet for second and third graders!

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.

Is your little one into creepy crawlies? Test his bug knowledge with a fun crossword puzzle.

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

Match the sense to the picture in this five senses worksheet!

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

Whoa, this spider is quite the spinster! He is actually one of many brand new species discovered between 2009 and 2011.

Growing your own asparagus can be easy! Color the asparagus and learn more about how to plant this terrific vegetable in your garden.

Learn about the parasaurolophus, one of the most musically inclined dinosaurs with this dot-to-dot coloring page.

Learn about Supersaurus, one of the largest dinosaurs ever recorded, with this fun fact dot to dot printable.

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

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

Which of these animals are reptiles: turtle, cobra, or jellyfish? Your first grader will ponder this question and more, when it comes to this cute worksheet.