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

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

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

This project tests the hypothesis that dark colors absorb more heat than light colors.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

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?

Create a graph based on the interests of family member's to see who has what in common. Your child will practice her math skills and get to know the family!

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!

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Your child can brush up on her math skills by charting the length of time that each candle on the menorah takes to burn.

This heart print makes the perfect simple and sweet gift for Valentine's Day!

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.

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

With this fun craft activity, your child can design and "make" his own money, for use as currency and math practice at home.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

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.

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

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 idea researches how your choice of clothing affect how hot or cool you feel during the day.

What's my number? Go ahead and guess! This logic game focuses on number sense that suits all ability levels, as players' questions can be simple or complex.

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

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This fun math card game is a great opportunity to discuss probability with your third grader.

This kinesthetic game will help your child practice rounding and get the adrenaline rushing!

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

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

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

Make this delicious warm apple bread for Hanukkah.