Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This biodiversity project examines the biodiversity in your own backyard.

In this science project, the center of gravity is explored.

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

The objective of this science project is to determine the length of time for different seeds to germinate.

This science fair project idea compares biodiversity between drops of water.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

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

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

The project investigates how friction affects motion by using different surface textures.

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

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Test whether plants can grow without sunlight and water.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

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.

In this project, a basketball containing different psi is dropped to see how well it bounces.

In this experiment we will be determining whether birds prefer certain colors of seed.

Discover whether a metal will expand under hot water.