Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

This project examines whether humans can intuitively grasp numeric values greater than three.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

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.

This project compares the strength of one, two, and three-ply toilet paper.

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

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

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

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

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

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.

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

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

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

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

This science fair project idea deals with the qualities of shade on a sunny day.

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

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.