Here's an introduction to different types of rocks.

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!

Studying human anatomy? Here is a great sheet that shows a diagram of all the muscle system. Your child will learn the scientific terms of the major muscles.

Can your child tell what will be attracted by a magnet? Challenge him to think about why magnets attract certain objects.

Introduce students to the third step of the engineering design process with this helpful template!

Learn more about the skin (and the science behind pimples -- ew!) in this printable life science diagram.

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a frogâs life.

Use your knowledge of sea creatures to fill out this crossword puzzle.

There are some parts of our brains that are still too complicated for scientists to understand! Find out the basics of the brain's functions with this fun page.

How cool are chromosomes? Read what Steve the savvy scientist has to say about chromosomes and genes before testing your knowledge with some fill-in-the-blanks.

Children get to know a few geology terms in this landform word search puzzle.

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

Animals are all different and need different habitats to survive. In this science worksheet, there's room for students to draw the habitats for six different wild animals.

Learn the ins and outs of one of the body's most important organs: the heart!

In this physical science worksheet, students will review how to calculate velocity given time and distance and then apply this process to several diverse word problems.

Learn about the many different biomes the Earth is home to in this life science worksheet, which holds the answers to some simple life science questions.

Play a fun game that combines the periodic table with a classic concentration game.

This thermometer worksheet gives your child practice reading and using a thermometer. Try this thermometer and temperature worksheet with your child.

This changing seasons worksheet helps your child discover how trees change at different times of year. Learn about changing seasons with this worksheet.

Students learn all about fossil fuels with this research-based environmental science worksheet!

Can middle-grade chemists recover the missing information about these elements from the periodic table?

In this recycle worksheet, kids color the different recyclable objects, then match them up with their corresponding bin. Try our recycle worksheet on Earth Day.

Get to know your genes with Steve the savvy scientist! Genes help determine everything from your hair color to your height.

Color in this Awesome Anatomy page on the respiratory system and learn about how we breathe!

First graders can learn all about the sun by reading the facts then using what they've learned to label each layer of the sun.

Rain or shine, get ready for some weather watching! Record data to observe the weather patterns over the course of a week.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Kids find forest animals in this third grade science word search. Animal habitat worksheets help students learn about life forms in different environments.

Explore how waves interact with materials in this engaging physical science worksheet for middle grades!

Explore your sense of sight with this fun worksheet.