Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Learn how to make a paper snowflake with these simple instructions. Help your child learn how to make a paper snowflake with only paper and scissors.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

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

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

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

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

Help your child practice her counting as she makes this fun and festive holiday decoration!

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Make this delicious warm apple bread for Hanukkah.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

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

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

This activity spotlights everyone's favorite reindeer, Rudolph, and preserves your child's handprints in his "antlers".

These cute holly-shaped hair clips are a breeze to make for holiday celebrations. They make a great party activity, too!

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

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.

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.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.