What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea determines what household items are good conductors of electricity.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

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

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Science fair project that examines condensation and the conditions needed in order for dew to form.

In this science fair project, students make their own rain gauge to measure rainfall.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

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

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

This project determines what category of person is most likely to be ticklish.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

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

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

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

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

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.