This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Word color association is just a fancy way to talk about the way we connect colors with words.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Check out this cool science fair project on identifying rocks and minerals for kids.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Find out whether matte or shiny nail polish lasts longer.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

This science fair project idea explores which fruit molds the fastest.

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?

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.