Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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.

Challenge your learner to design and build a city of their own in this creative engineering activity.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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

This science fair project idea produces varying pitches of sound.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

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

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

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

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Your kindergartener will make prints of his favorite fruits and vegetables and learn how to organize and assemble his very own book.

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