Science Project Ideas

Updated August 5, 2020 | Infoplease Staff

See also: Answers to Science Questions

Here are some lists of good science projects for all ages:

• Biology Science Projects
• Botany Science Projects
• Chemistry Science Projects
• Earth Science Projects
• Physical Science Projects

Below are some more science projects and energy activities for students, K-12. Each of them has a short description on this page and then a link to the actual activity.

Some activity sheets will need to be downloaded or printed with your Web browser software. Some activities require help from an adult. Check first with your teacher or parent before doing a project.

Just for Fun Projects

Making Invisible Ink

Making Eggs That Bounce

The Sweetest Experiment
Three methods of dissolving chocolate candy

Chemical/Stored Energy Projects

Peanut Power
Description: How much energy is in a single peanut? Find out . . .

Electricity Projects

Battery Life—A Science Experiment (By Tracy and Emily)
Description: An experiment using the scientific method to determine which brand of battery lasts the longest.

Lemon Power
Description: Use a lemon to make a voltaic battery and even power a digital watch.

Make Your Own Lightning
Description: Find out how lightning works in a storm by safely creating mini-lighting bolts.

Hydro-Power / Water Energy Projects

Using Water to Produce Energy
Description: Water can be used to do work. Build a couple of water projects.

Splitting H2O (Water) to Make Oxygen and Hydrogen
Description: Water is made up of two elements, hydrogen and oxygen, and these gases can be produced through electrolysis.

Make a Steam-Powered "Rocket Boat"
Description: Even Fulton would have loved one of these.

Solar Projects

Make Your Own Solar Eclipse
Description: Demonstrate how the moon casts a shadow on the Earth using a orange, a flashlight, and a ball of clay.

Energy From the Sun
Description: Three activities that "bring the sun to life."

The Sun's Jobs
Description: What jobs does the sun do? Make a "sun jobs" chart or book.

Solar Hot Dog Cooker
Description: Instructions on building a solar-powered hot-dog cooker.

Wind Energy Projects

Measuring the Wind
Description: A simple gauge to measure how strong the wind is blowing.

Making an Anemometer
Description: Make a device to measure wind speed.

Other Projects

Build Your Own Volcano
Description: Use baking soda and vinegar to create a violent eruption.

Look, No Hands
Description: Inflate a ballon inside a bottle.

Greenhouse Effect
Description: Why does it get really hot inside a car parked in the sun? It's the greenhouse effect.

Make a Thermometer
Description: A thermometer measures heat energy. Build a simple one.