Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

This science fair project idea experiments with spinning color wheels and optical illusions.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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!

Make sourdough bread...and learn some colonial history and modern science in the process!

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Help your child learn about animal classification with this fun and delicious activity.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

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.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

This basketball project explores the best way to make the perfect shot every time.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!