Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
Measure acceleration with spaghetti and marshmallows.
Who needs a microscope to see what lives in a drop of water? Instead, shine a laser pointer through a water drop and be dazzled by a display of tiny organisms.
Open your eyes to the amazing world of the ultra-tiny when you convert your cell phone into a portable, picture-taking Miniscope using a simple plastic lens from a laser pointer.