Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

These handmade Christmas treat cups are perfect for house parties, school celebrations, and holiday bake sales.

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Help your curious kid cut through the clutter and collect the facts with a simple and fun science foldable.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

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.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

This Christmas plate features your child's favorite holiday things through drawings. Make a Christmas plate with your child this holiday season.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!