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

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.

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.

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!

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!

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

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

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

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.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

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

Make edible amber fossils with your second grader to explore the fascinating world of science!

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

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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

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

This science fair project idea demonstrates that plants give off water.

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.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

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!

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

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.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

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.

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

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

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

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

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