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Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

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

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

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.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

Learn how matter transmits sound with a simple, hands-on experiment using sand, water and air.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.