Showing Results for two digit using : Page 32

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Examine how a battery can be made from everyday materials.

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

Choose a timeline to live without technology. Keep a journal of all the issues encountered. What are the benefits and cons of modern technology?

This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

This project examines the concentration of dissolved oxygen in water, with and without oil.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Is your child a young ornithologist in the making?

Examine the impact of insecticides on plant growth.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!