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

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

This science fair project idea experiments with spinning color wheels and optical illusions.

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

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

Science fair project in which you will start a fire from scratch without using matches or a lighter.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

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

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

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

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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

This project explores ways to prevent static electrical shocks.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

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

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

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

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