Children work on pattern-spotting and observation skills as they determine which of these six type of creatures is a bird.

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

Looking for a worksheet to challenge your little life scientist's knowledge? This printable is all about matching plants with their trees!

Take a quick lesson in the otters that inhabit Yellowstone National Park and take an even quicker quiz.

Color in Arizona's state bird, the Cactus Wren, the largest wren in North America.

Get to know some of the friendly, furry, feathery river wildlife that live near American rivers, then match each one to its home.

Searching for a worksheet to help your fourth grader with science? This printable will help him practice astronomy vocabulary.

Encourage your little environmentalist to learn about composting! Children will boost their reading skills as they learn what compost is and how it helps the environment.

Got a gardening guru on your hands? Give them a fun challenge with this fill-in-the-blanks quiz about the parts of a seed!

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

Read the definitions given for soil, sand and dirt then write down where each element can be found below the pictures.

Teach your child about prehistoric marine species with this trilobite coloring page!

Get into the habit of recycling food waste and other household materials by making your own compost pile!

Find out more about what REALLY dwells in swamp ecosystems with this worksheet all about swamps.

Learn a little about our planet with an Earth coloring sheet and find out more about our travels in to space by aswering the question at the bottom of the page!