When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

This science fair project idea explores how length affects the weight a bridge can hold.

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

This basketball project explores the best way to make the perfect shot every time.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

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

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

This easy at-home experiment is a great way to "see" science.

In this science fair project, students evaluate the alleged pain-relieving properties of amber.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

Help your child hunt and capture bugs to observe to practice important science skills and satisfy her curiosity simultaneously!

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Science fair project that determines whether mass and weight are the same or different.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.