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

This science fair project idea determines what household items are good conductors of electricity.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

This science fair project will help students learn about non-vascular plants, such as mosses.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

This science fair project idea determines the probability of a coin landing heads or tails.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

This science project allows students to study the psychology of happiness.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

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!

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.