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.

By selecting a pattern and carefully repeating it on the entire surface of a pumpkin, your child will transform a simple garden vegetable into a work of art.

Help cement the concept of place value with this simple activity that involves creating a set of dials made from Styrofoam cups.

Learn all about cause and effect as your child experiments with an exploding pumpkin in this engaging fall activity! Get the whole family involved with this simple science experiment that is a fun and exciting way to combine Halloween and science.

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.

Check out this simple version of a pairs game that's played all over the world. It's a great way to practice estimating and predicting mathematical outcomes.

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!

Help your fourth grader make a homemade recipe book that's eye-catching, simple to construct and perfect for holding all of her favorite recipes!

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.

This is a healthy dish that'll bring color to any meal but simple enough that kids of all ages can take the lead in making this delicious Korean dish.

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

What's my number? Go ahead and guess! This logic game focuses on number sense that suits all ability levels, as players' questions can be simple or complex.

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!

Try a fun Mother's Day game for moms and kids to play together!

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

These paper Scandinavian tiles are simple to create, and they make for a beautiful and unique keepsake.

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

This simple sewing activity results in a pair of homemade fleece mittens!

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

This heart print makes the perfect simple and sweet gift for Valentine's Day!

Math Baseball is a fun and competitive way to review new math concepts and simple computations.

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

Analyze this simple betting game with your fourth grade student in order to discuss probability.