Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Here's a way to make history both interesting and relevant: design a garden using plants that were used by people in colonial times!

Challenge your learner to design and build a city of their own in this creative engineering activity.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

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

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

This science fair project idea identifies trees using a dichotomous key.

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

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.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

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

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Discover whether cold or hot water from the faucet will boil faster on the stove.

Explore convex and concave objects and how they reflect light.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This project involves the programming and development of a 3D Rubik's Cube application using C++.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

In this experiment we use Scotch Guard to make sand that resists water.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.