Exploratorium Digital Library: Search Results

Search Results

Total Number of Records: 36			1 2 3 4 Next
	resource title	grade level	topics

	Cold Boiling Water Activity In this activity, you'll create a vacuum by covering the end of a syringe containing water and then pulling on the plunger. This lowers the pressure and makes the water bubble like a hot pot on the stove. HTML Document: 28 kb	3-5 6-8 9-12	Gases, Changes of Phase, Astronomy, Heat and Temperature, Liquids, The Planets, Solids

	Find the Fat This activity shows how to discover the amount of fat in ground beef by measuring the fat removed by cooking. HTML Document: 18 kb	3-5 6-8 9-12	Measurement, Gases, Changes of Phase, Heat and Temperature, Mass and Weight, Liquids, Solids

	Monster Mallows Activity This activity illustrates how to use a microwave oven to puff up an ordinary marshmallow until it's enormous. HTML Document: 18 kb	3-5 6-8 9-12	Volume & Density, Gases, Changes of Phase, Heat and Temperature, Liquids, Elementary Particles and Nuclear Physics, Chemical Reactions, Solids

	A Question of Temperature: "Tempering" Chocolate for Making Delicious Candies This article and activity explain how to melt and cool chocolate to give it a shiny luster and that "snap" you hear when broken. Included are recipes for chocolate-dipped nuts and fruit as well as chocolate... HTML Document: 7 kb	3-5 6-8 9-12	Changes of Phase, Liquids, Chemical Reactions, Solids

	Outrageous Ooze Activity This activity provides instructions for using cornstarch and water to make an ooze which has the properties of both a solid and liquid. HTML Document: 9 kb	K-2 3-5	Changes of Phase, Liquids, Chemical Reactions, Solids

	Dipping Bird "Snack" This activity (aka "snack") provides instructions for explaining the dipping bird toy, whose "heat engine" produces cyclical motion. HTML Document: 7 kb	6-8 9-12	Gases, Changes of Phase, Heat and Temperature, Liquids

	Hand-Held Heat Engine "Snack" This activity (aka "snack") provides instructions for making the liquid in this toy rise and fall in a cycle. HTML Document: 4 kb	6-8 9-12	Gases, Changes of Phase, Atomic Structure, Liquids

	Crystal Creation Activity This activity provides instructions for growing crystals in the sun. HTML Document: 7 kb	3-5 6-8	Solutions, Changes of Phase, Liquids, Chemical Reactions, Solids

	Supercooled Water Drops Activity In this activity, touch supercooled water drops with an ice crystal and trigger their freezing instantly. HTML Document: 13 kb	6-8 9-12	Interactions of Matter, Changes of Phase, Heat and Temperature, Liquids, Solids

	Geyser "Snack" This activity (aka "snack") provides instructions for making a model of a geyser which heats, erupts, and refills. HTML Document: 7 kb	3-5 6-8	Gases, Changes of Phase, Liquids, Thermodynamics and Entropy, Geochemical Cycles

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