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 project, students will learn what and how foods are grown in rain forests and if there are sustainable methods that can be used.

This science project idea determines how people recognize words while reading.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Put those paper bowls to good use! Enjoy a preschool classic craft, great for passing the time on a rainy afternoon.

Mix fun with basic math in this fun homemade game of ring toss! Make rings out of paper plates and you're ready to play anytime, anywhere!

Slip some science into storm watching with a homemade rain gauge!

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

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

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

This science project idea examines the effect of microwaving on various objects.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

This Earth Day, create an adorable litter bug while learning about the importance of recycling.

Make a backbone model to explore human anatomy and life science.

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

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

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.

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

This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.

Meant to be fun and inspiring, Oulipo N+7 challenges writers to create new writing, use language and enriches vocabulary, spelling and critical thinking.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.