Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

This science fair project idea explores substances that cause a bubble to last longer.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project idea provides evidence that air is everywhere and takes up space.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Give your budding young observers a chance to discover simple machines at use in their own home.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

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

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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.

Have your child kick off their summer vacation by making a miniature water slide!

The goal of this project is to create an exciting topographical map out of dough.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

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

This science experiment tests if dog saliva can really help heal wounds.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

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

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science fair project idea investigates whether plants can survive being frozen.