Geology
Share your creation with other DIYers!
Complete this activity and collect!
What is it?
From a marble balanced on top of a pencil to the Sudden Motion Sensor in a laptop computer, many different things can be used to make a seismometer that will measure movement in the ground around you.
Instructions
Final steps
You're almost there! Complete all the steps, bring your creation to life, post it, and conquer the challenge!