This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Practice conversions within the metric system in this fun math card game for third graders.

Get your child excited about measuring with this fun and easy household measurements activity.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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.

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

Invite your second grader to help you measure and mix these fresh, cool concoctions!

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

Do you think heat can affect a plant's growth rate?

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

Practice measurement using centimeters in this fun math race designed for your second grade student!

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

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

This recipes is so easy your child gets to be master chef for this kitchen activity. He'll bake peanut butter banana oatmeal cookies that happen to be vegan!

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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.

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.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?