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.

Practice measurement using centimeters in this fun math race designed for your second grade student!

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

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

How many steps long is the hallway? Kids put their graph-making skills to work as they make a step map of their own house.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

Practice conversions within the metric system in this fun math card game for third graders.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

Invite your second grader to help you measure and mix these fresh, cool concoctions!

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

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.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Introduce your child to science with something they see everyday--their shadow!

If you love the idea of handing out holiday tins of homemade cookies but you're not a baker, chocolate-covered apples are the perfect solution.