Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

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

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this project, waves of vibrations are experimented with using water in glasses.

This project compares the strength of one, two, and three-ply toilet paper.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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!

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.