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.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Science fair project that builds a magnetometer and demonstrate its uses.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

This science project teaches students to classify different shapes of leaves.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

This science fair project idea demonstrates the process of land erosion.

This experiment demonstrates the conservation and transfer of energy using a marble rolling over sandpaper.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

This science fair project determines how age affects the speed that someone can change the focus of their eyes between near and far sightedness.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

This science fair project idea determines if pancreatic lipase can break down lipids on its own or does it require the assistance of digestive bile salt.

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

Science fair project that creates fog using bottles of hot and cold water.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

This science fair project idea examines readersâ expectations in regard to literature.

This experiment explores how listening in to a one-sided conversation affects concentration.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

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

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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