Create clear sound shakers so your preschooler can observe and compare the different sounds that objects make!

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Your child can brush up on her math skills by charting the length of time that each candle on the menorah takes to burn.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Examine the connection between temperature and chemiluminescence.

Cornucopia still life painting is a great activity for your young artist to look at light and shadow, textures and composition in creating art at Thanksgiving!

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Okay, engaging in a graphing activity may sound ho-hum, but if you use fun data, it changes the picture entirely.

Does the idea of taking your child to an art museum sound daunting? Create your own museum and give your child some practice with shapes!

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Make a big green alligator with household items and help your kindergartener practices letters and sounds!

Introduce colors to shadow play with this creative and irresistible science activity!

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Encourage your child to compare and contrast a wide variety of autumn-themed items by weighing various objects and recording their findings.

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

This science fair project investigates how temperature of a room affects the burn rate of a candle.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Do you think heat can affect a plant's growth rate?

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

Your preschooler or kindergartener will count their way to Valentine's Day while designing an imaginative and artistic set of counting cards!