Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

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.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

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

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.