This science fair project will help students learn about non-vascular plants, such as mosses.

Let your fifth grader use his wits to challenge friends to complete their labyrinthine book of mazes!

Your fourth grader will improve her hand-eye coordination making catnip mice, and you'll finally have a use for all those mate-less socks in the laundry room!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

These Halloween sandwiches are a creepy-crawly treat for a holiday party or an especially scary school lunch. Make these Halloween sandwiches for your child.

Get ready to make a dollar...using playing cards! The first player to accumulate the amount of points equal to a dollar wins.

Learn about the architecture of Asia by building your very own model of a pagoda!

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

This felt pie craft not only teaches sewing skills, but is a sneaky introduction to elementary math standards like geometry, measurement and estimation.

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

Create origami claws that can transform your child into a bird, cat, or other clawed creature.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Upcycle an old dress shirt into artsy bow with just a few simple sewing techniques.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.

Practice third and fourth grade measurement skills and make a practical holiday gift in the process!

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

This science fair project teaches students about wilting and browning of salad greens.

This fun calculator exercise will take the mystery away from the machine, and familiarize your child with the functions of a calculator.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

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

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.

Encourage your child to eat nutritiously by having them build this delicious summer fruit cone!

Here's a sweet holiday recipe to make with your fifth grader: bake scrumptious sugar-dusted chocolate snowballs! Serve them at your next Christmas party.

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

Check out this fun and easy-to-play guessing game that will build your child's geometry vocabulary.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Using only straight-line sewing, your fourth can create a nifty felt pencil case perfect for his busy life.