What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Help your preschooler understand that the surrounding world is made up of a varied combination of land, air and water with this simple activity.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Help your child to create a familiar favorite from a book or series he adores out of papier-mache. Exercise your child's imagination and language arts skills.

Science fair project that creates fog using bottles of hot and cold water.

Here's a fun activity that will have your child teaching you for once, while you find out exactly what she is learning in school.

Your child can build the home of her dreams by creating a truly imaginative model. She'll get to draft her own blueprints to design her masterpiece!

A lemonade stand is a great opportunity for your kids to work on their money skills and donate some hard earned money to charity.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

This project examines the concentration of dissolved oxygen in water, with and without oil.

This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.

Capture your beach memories—not with a photograph, but with a beach mosaic made from that classic beach souvenir, the shell.

This gluten free recipe for coconut rice is a tasty way to help any picky eater expand her culinary horizons. She'll get great measuring practice along the way!

Encourage your child to jump into sea creature science by creating her own colorful "socktopus" sculpture.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

Introduce your kindergartener to some art history by showing him how to create an everyday object print, Andy Warhol-style.

When it comes to scrapbooks, you don't have to splurge. Help your teen preserve senior year memories on the cheap by turning cereal boxes into scrapbook pages.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Multiple-choice test questions can be confusing. Here's a toolbox of tricks and strategies to help your teen become a multiple-choice master.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

This Kool-Aid tie-dye activity is a kid-friendly craft that never gets old. Learn how to make tie-dye shirts using assorted Kool-Aid flavors here.

This slightly messy, but tons-of-fun tactile activity will cement the idea of the land and water as pictured on maps in your young learner's mind.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.