How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

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

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!

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

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

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Start your toy engines -- this is going to be a fast and friction-filled race!

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

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

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

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

An home science experiment for older students that teaches about the science behind heat.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.