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In this two part activity, learners become draft detectives by constructing their own draft catchers to detect drafts around windows or doors.

$5 - $10 per student Ages 4 - 14 10 to 30 minutes
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This open-ended art project allows learners to create their own colorful ice sculpture by using rock salt and food coloring on a solid block of ice.

$1 - $5 per student Ages 4 - 8 10 to 30 minutes
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In this activity (page 6 of the PDF), learners will observe both a chemical and a physical change.

Over $20 per group Ages 8 - 18 4 to 24 hours
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In this activity, learners build a hot air balloon using just a few sheets of tissue paper and a hair dryer.

$1 - $5 per student Ages 6 - 18 30 to 45 minutes
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In this activity, learners observe colors in the flame of a burning candle to explore connections between matter, light, color and temperature -- basic concepts of matter and energy.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
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In this activity, learners create their own icons for a forecast-at-a-glance poster for their classroom/learning space.

$1 - $5 per group Ages 4 - 11 10 to 30 minutes
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In this activity, learners discover that sand is the major ingredient in glass.

$5 - $10 per group Ages 8 - 11 45 to 60 minutes