Hard
Discover the resonant frequency of a glass goblet by using a microphone and oscilloscope to "ping" it and listen to the pitch of the "ringing".
Hard
Can different materials affect how sound travels? Find out by testing the sound transmission of different materials in this science project!
Medium
Learn how static electricity can be dangerous at gas stations by testing different materials and seeing which one produces the most static charge.
Hard
Can you stop a flood with something other than sand? Find out in this experiment!
Easy
Learn how arches are used to support heavy things with this fun experiment using egg shells!
Hard
Are you curious to know which material is the safest and toughest for making hot air balloons? Let's find out!
Medium
Does the firmness of a car's suspension system affect its speed around bends? Find out in this fun experiment!
Medium
Does the type of tire you use affect how fast you can go? Find out by testing different tires on a go-kart!
Medium
Can you make a pipe cleaner foil bug walk on water? Find out with this engineering challenge by building your own water strider and exploring the science of surface tension.
Hard
Find out which element has the biggest impact on your computer's speed: the CPU, the cache, or the system folder's extensions.
Share this page: