The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

Science fair project that compares the properties of different fabrics to determine whether natural or synthetic fabrics are better at wicking away moisture.

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

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

In this activity, your child will be challenged to make a tower using paper cups.

Science fair project that builds a magnetometer and demonstrate its uses.

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

This science fair project idea compares the mass and density of objects.

Discover which fabrics shrink the most in the wash and why.

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project idea examines the reason boats are shaped and engineered.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

Think about the adaptive utility of an important aspect of our physiology.

Science fair project that determines whether moths are attracted to one color of light more than others.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

Compare the ignition rates of various types of flame-retardant materials.

This science research project challenges students to think of more effective lobster farming methods.