CEILING SPRINKLER - Mr.Wizard shows Tanis a ceiling sprinkler set up on a stand. He points out the plug made of a special combination of metals that melt at a specific temperature. This one melts at 160º C. When the temperature reaches that point, the metal plug melts and water is released. WHAT MAKES A CANDLE BURN ? - Mr.Wizard lights a candle in a dish with water in it. See what happens. BACTERIOPHAGE - This looks like a space probe sent from Earth to explore the surface of a planet, but it’s not. STRIPPER DECK - Leila chooses a card and then puts it back into the deck. Mr. Wizard shuffles the deck. Holding the deck behind him, he produces the card she chose. ATARI COMPUTER - Mr. Wizard puts a special cartridge into a computer so that Tanis can use the screen as a palette to create artwork. ELK PROJECT - You wouldn’t think that animals that live in the forest would be helped by a forest fire, but they can be. HOW YOU SEE - With appropriate demonstrations Mr. Wizard has Stacey explore how her eyes see. RULER BALANCE - Jason finds that regardless of where his fingers are at the start, when he moves them toward the center of a meter stick, they always end up at the center.moreless
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