In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Give your budding young observers a chance to discover simple machines at use in their own home.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This science fair project idea experiments with spinning color wheels and optical illusions.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This simple experiment serves as an introduction to the greenhouse effect.

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

In this science fair project you will make a model of a cell membrane using very simple material.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Learn all about balance and motion as your child designs a corn maze!

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.