Illustrate each season with this engaging first- and second-grade weather worksheet!

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

Help your second grader understand the different types of weathering and how they can affect the earth.

Can you tell which types of weathering caused each of these changes in the earth? This activity is a great way to review the 3 main types of weathering.

The earth is always changing and moving.Learn all about weathering and erosion with this worksheet.

Has your child learned about the life cycle of a frog in school? Test his understanding with this cute cut and paste worksheet.

This worksheet tests kids' understanding of basic heredity by asking them to match parent turtles with their offspring based on similar traits.

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.

Budding inventors can get a fun review of the simple machines with this word search.

Aspiring astronomers, get ready for a stellar coloring page all about the moon! Your child can read some fun facts as he colors.

How many machines can you find around the house? You may find them where you least expect it!

Did you know that an elevator is actually one of the six simple machines? Help your child understand how the pulley works.

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

Crank out a better understanding of simple machines with this worksheet all about the wheel and axle!

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

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

Meet the master of compound machines: Rube Goldberg! His wacky contraptions put a whole new spin on the use of simple machines.

Discover the inner workings of basic earth science in this worksheet on temperature.

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

Meet the altostratus cloud, a thin cloud that sometimes makes rain, in this earth sceince worksheet.

This page presents the altocumulus cloud, the kind of cloud that often comes before a thunderstorm.

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

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

Meet the stratocumulus cloud, the kind of cloud that tend to gather in groups when a storm is on the way.

Did you know that there is no new water on Earth? It all gets recycled and reused in a process that we call the water cycle.

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

Playing in the dirt was never so educational! Shake things up with this fun experiment about soil.

Outer space enthusiasts, here is the perfect project for you! Make a solar system mobile with this 8-part printable.