This science fair project idea explores how length affects the weight a bridge can hold.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Children will reflect on how community service makes us better people. Then they will complete a service survey to gain a better understanding of their interests, gifts, and their potential role as a service worker in their community.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

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

Build second and third grade writing skills by using pictures to help kids "see" how to use details in their stories.

Help your child learn the parts of speech! Start with adjectives and have your child describe Santa Claus to someone who has never heard of him.

Children take inspiration from Nobel laureate Malala Yousafzai to write their own blog listicle on a topic of their choosing.

Delay your child's sugar overload, and develop his critical thinking skills, by doing some "sweet sorting" of his Halloween treasures!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Using lessons from Martin Luther King, Jr.’s life, help your child implement kindness and compassion into their interactions with others.

This science fair project teaches students the differences between fruits and vegetables.

The purpose of this science fair project is to build a basic radio.

This science fair project idea identifies trees using a dichotomous key.

This science fair project idea investigates the hardness property of minerals.

This science fair project idea investigates how color affects temperature.

This science fair project idea explores the egg's thin membrane.

This science fair project idea explores which fruit molds the fastest.

Construct batteries that make electricity from fruits with this fun science fair project.

This science fair project idea demonstrates that plants give off water.

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project examines how seeds hitchhike on animals and clothing.