In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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

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

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 windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The project determines which laundry detergent is best for cleaning clothes.

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.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

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

Discover which fabrics shrink the most in the wash and why.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

In this activity your child will create their very own marble maze!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This project explores ways to prevent static electrical shocks.

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!