Create a self-portrait from natural materials in this collage craft activity!

Using a toy race car kids create a visual model of the Doppler Effect.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

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

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

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.

In this science fair project, students use the streak test to tell minerals apart from each other.

This science fair project teaches students about wilting and browning of salad greens.

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

Here's a pressed leaf card project that puts science and writing together for your second grader.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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!

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

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.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Test whether plants can grow without sunlight and water.