First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

"Crown" dad this Father's Day—and sneak in some letter-sound practice, too.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Make math fun for your child by turning it into a game and challenging him to beat the calculator with this cool math race!

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

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

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Get your first grader to help you with scrapbooking by showing him how to use multiple envelopes to create an accordion-style photo book.

Try making these hand-dipped candles with your child and help bring colonial history to life!

Make a clay sculpture of a fall tree to celebrate the changing seasons and bring out the artist in your third grader.

Show your third grader how to craft his own version of the symbolic Olympic rings using some easy-to-find art supplies!

Gather the neighborhood children together and practice graphing with this backyard tournament!

This apple cider recipe makes a perfect drink for a cold winter day. Make our apple cider recipe with your child this holiday season.

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

Craft a paper rocket in this hands-on activity inspired by the life of Mae Jemison!

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Help your child use recycled materials, a little imagination and some writing skills to build his very own recycled creature.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Your first grader will gain an understanding of time management as your holiday tasks become manageable, with this to-do list reinvented as an advent calendar!

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.