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Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

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

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

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

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

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

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

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

How powerful is the reaction between baking soda and vinegar? Find out here!

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!

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

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

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.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

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

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

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

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

This clay "painting" activity encourages and supports creative development and critical thinking skills.