Here's an innovative math puzzle that you can create with your fourth grade math student.

Here's a fun, geometric puzzle activity that will capture your child's interest and strengthen his number awareness and graphing skills.

Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

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

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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

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

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!

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.

Recycle old materials to create a fun, brain-teasing maze toy that also strengthens your child's math reasoning skills.

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