This op art craft project turns out eye-popping abstract art! Your kid can flex her creativity to make op art with a few household items in her fave colors.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

This project investigates the affect of storage temperature on microwave popcorn.

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

Cook Halloween pasta on All Hallows' Eve. This green pasta with toothy almonds is a super scary and tasty dinner for trick-or-treaters on Halloween night.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Encourage the brain-body connection in your child with movement games. This activity will decide who’s got the better moves, throughout the ages of music!

Discover how and which salt melts ice the quickest.

Your child can cut her way into making a fun collage of mod-style flowers that will dazzle and delight!

Eating a healthy breakfast starts the day out right, and your child can make something tasty and nutritious while honing her culinary skills!

Give your fourth grader a lesson in making blankets, and he'll be able to give the gift of warmth. Fleece blankets are especially fun to make, and they're cozy!

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Challenge your child to create a lipogram, or a piece of writing that omits one specific letter. This activity strengthens writing and language skills.

This quick and easy pasta dish is loaded with sweet grape tomatoes and vitamin-packed red pepper pesto.

Greeting cards are nice, but after they've been opened most cards soon end up in the trash. This year, make Dad a Father's Day card he'll treasure forever.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Give your child some simple craft supplies and see what happens in this heartwarming and artistic contribution to the Seder table this year.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

How well can people recall what they have observed. Test your knowledge in this fun experiment.