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

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

In this activity your child will create their very own marble maze!

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

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Learn all about balance and motion as your child designs a corn maze!

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

This science fair project idea examines liquids of different densities.

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

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Challenge your learner to design and build a city of their own in this creative engineering activity.

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

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.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science project idea examines the effect of microwaving on various objects.

In this design challenge, your child will make a bottle rocket using typical household items.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.