This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

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.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

Help your child "step up" to second grade math fact challenges with a fun addition and subtraction game in your very own kitchen.

This Hanukkah countdown craft will help your little one count the eight nights of Hanukkah. Make a Hanukkah countdown calendar with your child.

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

Send your child on a hunt throughout the house for numbers to help develop her number recognition and ordering skills.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

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

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Here's a preschool color collage activity to help your child work on their sorting skills, and create a beautiful addition to the refrigerator gallery.

This decimal game is a great way to help your child get familiar with how decimal values work.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

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

This competitive inequalities card game is a great way to help your child understand the connection between numerals and the values they represent.

Help your child identify numbers with this fun preschool math art activity! Explore different textures and colors as he learns numbers.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

Help your child make an imaginative, inexpensive spaceship from recycled materials. When the spaceship is ready, count backwards from ten and then BLAST-OFF!

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Help your child apply his math skills the next time you cook a family meal similar to one you'd buy at a restaurant.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

This science fair project idea determines if pancreatic lipase can break down lipids on its own or does it require the assistance of digestive bile salt.