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.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

Find out whether matte or shiny nail polish lasts longer.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

The project investigates how water and movement affects erosion.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

This science research project challenges students to think of more effective lobster farming methods.

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

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

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

In this experiment, the weight of aluminum cans will be compared.

In this project, different brands of microwave popcorn are tested and compared.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.