Help your child celebrate the summer and the sun by making a sandy seascape.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

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

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

How well can people recall what they have observed. Test your knowledge in this fun experiment.