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

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

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.

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

This science project teaches students to classify different shapes of leaves.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Test out various brands of permanent markers to see which one is least water soluble.

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.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

This project explores differences in people's reactions to images in color and images in black and white.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!