This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

This science fair project idea demonstrates sonar mapping of the ocean floor.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Fibonacci sequences have been observed throughout nature, like in leaves and flowers. In this project, students find examples of the Fibonacci sequence.

Discover whether people can distinguish what a person looks like just by listening to their voice.

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

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Can cells be frozen? This science fair project provides information to answer this question.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

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.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

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

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

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

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!