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

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

Help your child make a beautiful homemade sandcastle that will last!

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

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

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

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

The objective of this science project is to determine the length of time for different seeds to germinate.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

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.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.