Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Solve the mystery of the unpoppable balloon in this 7th grade science experiment that demonstrates the process of heat transfer.

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.

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

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.

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!

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.

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.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

The objective of this experiment is to evaluate the effects of acid rain on plants.

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

Science fair project that creates fog using bottles of hot and cold water.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

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

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

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!

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

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Science fair project that cultivates slime mold and monitors the stages of its development.