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.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Word color association is just a fancy way to talk about the way we connect colors with words.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

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

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

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

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.

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

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

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

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.”

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

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.

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

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

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.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.