In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

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

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

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!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

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

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

I scream, you scream, we all scream for homemade spearmint ice cream!

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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!

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Help your child learn about animal classification with this fun and delicious activity.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

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!