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.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.

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

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

Science fair project that determines whether mass and weight are the same or different.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

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

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

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

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

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

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

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

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

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.

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

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

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

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.

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

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”