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Indicating Electrolysis
The ExploratoriumAdd to list DetailsElectrolysis is the breakdown of water into hydrogen and oxygen. This Exploratorium activity allows learners to visualize the process with an acid-based indicator. This activity also has helpful...
Ocean Acidification in a Cup
The ExploratoriumAdd to list DetailsOcean acidification is a problem that humans will have to deal with as we release more and more carbon dioxide into the atmosphere. This activity demonstrates how water can become acidic with the...
Give and Take
The ExploratoriumAdd to list DetailsIn this activity, learners explore liquid crystals, light and temperature. Using a postcard made of temperature-sensitive liquid crystal material, learners monitor temperature changes. By observing...
Chocolate (Sea Floor) Lava
The ExploratoriumAdd to list DetailsIn this edible experiment, learners pour "Magic Shell" chocolate into a glass of cold water. They'll observe as pillow shaped structures form, which resemble lavas on the sea floor.
Cool Hot Rod
The ExploratoriumAdd to list DetailsIf you have access to a copper metal tube, this activity does a great job demonstrating what happens to matter when it's heated or cooled. This activity requires some lab equipment.
Copper Caper
The ExploratoriumAdd to list DetailsIn this activity, learners conduct an oxidation experiment that turns old pennies bright and shiny. Learners soak 20 dull, dirty pennies in a bowl of salt and vinegar for five minutes. They rinse...
Gieant Sieve Sorter
The ExploratoriumAdd to list DetailsThis Exploratorium activity explores size and scale. Through four levels of screen sizes, learners can sort out objects of different sizes. Sorting based on size is important to many disciplines...
The Amazing Water Trick
The ExploratoriumAdd to list DetailsUsing two baby food jars, food coloring, and an index card, you'll 'marry' the jars to see how hot water and cold water mix. Besides illuminating the cool fact that an index card can...