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Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Help your child construct and author a "sempuyo," a traditional Japanese book with accordion-style pages; she will develop her writing and fine motor skills.

Pureed ripe peaches, vanilla yogurt, agave nectar, and juicy chunks of peach come together to form a refreshing pop that hits the spot on a hot summer day.

Focus on tasty savory dishes instead of sweet treats this Valentine's Day: make Caprese salad with heart-shaped mozzarella.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

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.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

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

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This science fair project teaches students about wilting and browning of salad greens.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Make math fun and easy with this activity that challenges your child to use their addition and multiplication skills to win a race!

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This decimal game is a great way to help your child get familiar with how decimal values work.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

A package of memory wire and some beads are all that your artist needs to make a bracelet. The challenge will be to come up with a design inspired by autumn.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Horchata is a very popular type of agua fresca, or fresh water, that is enjoyed throughout Mexico. Here's how to make your own!

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

Help your kindergarten science maven explore the water cycle without getting everything wet.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Mocktails are fancy non-alcoholic drinks perfect for celebrations. Make a batch of mocktails for kids and adults alike at your New Year's Eve celebration.

This science fair project idea produces varying pitches of sound.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

This sponge relay game is the perfect way to cool off and to keep kids' minds sharp this summer.