Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

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

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

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

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

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

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.

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

Learn more about the earthworm by reading the diagram and, if you dare, conducting a few of the experiments on the next page.

Label the parts of a tree with this simple science worksheet!

Introduce the concept of photosynthesis to young learners with this coloring page and simple diagram.

Introduce your budding scientist to chemical reactions with this simple and fun science experiment!

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

Children label the eight planets of our Solar System in this simple astronomy worksheet.

Teach your kids all about the second planet from the Sun with this simple science sheet.

Your nature lover can learn the basics of drawing a tree with this simple step-by-step guide.

Kids follow corn as it grows from seed to vegetable on this simple cut-and-paste growth chart.

First graders can learn about the planet Venus and label its layers in this simple and engaging exercise!

Through a simple matching activity, kids learn how their actions can have a direct effect on the environment.

Teach your child about the layout of the Solar System with this simple worksheet, featuring the planet Neptune.

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

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

Complete this simple and engaging exercise about the planet Mars by reading the information and labeling Mars' layers using what you've learned.

Wondering how to explain photosynthesis to a kindergartener? Here is a worksheet that explains how plants grow through a simple picture.

Sometimes your senses can play tricks on you. Experiment with your sense of taste and your sense of smell with this simple experiment!

An energy pyramid is a simple way to graphically show how energy flows in an ecological community; somewhat similar to the food pyramid.

In this worksheet, children identify and illustrate four things all plants need to grow. They then answer three simple research questions about plants.

Start from water cycle precipitation from clouds and match parts of the cycle to this clear colorful image of a simple water cycle, using the helpful paragraph.

This experiment requires only lemon juice, salt, sugar and grapefruit. Your budding scientist can get a great introduction to science by testing her own tongue!

Children put their science vocabulary to the test with this engaging crossword puzzle!