In this project, waves of vibrations are experimented with using water in glasses.

The project is to investigate yeast fermentation and its results on hand of latex balloons.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

As your child heads back to school this fall, dust off those elementary math skills with our creative calendar activity!

In this project, the affects of vitamin E are observed on a rose petal.

The project determines which laundry detergent is best for cleaning clothes.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

This science fair project idea researches the effects of acid rain on plant growth.

This science fair project idea explores the egg's thin membrane.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

How many ways can Christmas fun "add up"? Download this fourth grade math worksheet and find out!

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This easy strawberry banana smoothie is a healthy treat for kids. Make an easy strawberry banana smoothie for your child for a heart-healthy Valentine's Day.

Here's a fun car game for you: Blind Distance. Blind Distance is a great way to bond with your child and teacher her about depth perception at the same time.

Enhance fourth-grade measurement making skills and social studies learning with this stitching project.

Help your 4th grader learn how to make a topographic map and strengthen key grade level social studies and math skills in the process.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Help your learner develop her fine motor and communication skills with this fun and festive fall activity.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

Have a young architect or designer on your hands? Here's an easy activity for him to learn the basics of landscape and architecture while having fun!

Encourage your child to help make dinner special this holiday season! If your child is loves to help in the kitchen, this is a great activity. They will build mini-penguins to enjoy while waiting for dinner!

Whatever the season, celebrate greenery and growth by helping your child study some delightful spring words.

Thanksgiving is a time to be with loved ones. It's also a time to chow down! Need help in the kitchen? There's no better helper than an avid fourth grader.