Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

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

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

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

In this science fair project you will make a model of a cell membrane using very simple material.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

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

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

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 experiment you explore how tectonic plates move to create land and expand bodies of water.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea researches the effects of acid rain on plant growth.