In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Explore the negative and positive consequences of stereotypes.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

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

Develop a new system for predicting geographic changes. Demonstrate the nature of geographic change. Make logical predictions.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.

This science fair project idea determines whether the diet and taste preferences of humans relate to their personality.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Here's a science activity to help your child investigate how seeds are designed to travel.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Explore the neural and mental mechanisms at play in mental imagery.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

In this design challenge, your child will create a parachute for a small toy using typical household items.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

Learn about the growing app design field by designing a new or improved app for smartphones.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

This science fair project teaches students the differences between fruits and vegetables.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

Science fair project that explains and demonstrates the parallax principle.

This science fair project idea explores whether certain physical and mental traits run in the family.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea explores how far the average human can see.

This science fair project idea explores whether dogs do look like their owners.

Thoroughly research image search engines. Consider possible improvements for visual search engines. Help design better image-matching engines.