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Watching Crystals Grow
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Learners will compare the growth rate and appearance of crystals forming on small rocks to those growing on miscellaneous objects. Learners will also investigate how temperature (warm vs.
Mystery Boxes for Grades 3-5
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Learners manipulate opaque, sealed boxes and attempt to determine their interior structures. Each box contains a moving ball and one or more fixed barriers.
What Can You Make of It?
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In this activity (located on page 2 of PDF), learners explore alternative uses of a simple paper cup, dubbed a "mystery item." Learners act as detectives and explore the properties and functions of th
Crayfish Investigations
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This activity has learners interacting with live crayfish, but could be adapted for a variety of similar hardy and interesting organisms.
Choose Your Ooze
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During this activity, learners will make different versions of "ooze" using varied proportions of detergent and glue.
The Great Fossil Find
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On an imaginary fossil hunt, learners "find" (remove from envelope) paper "fossils" of some unknown creature, only a few at a time.
Investigating the Insides
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In this activity, learners work in teams to investigate the composition of unseen materials using a variety of tools.
Xenosmilus
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Learners imagine they are paleontologists in Florida, where they find (remove from envelope) paper "fossils" of some unknown creature, only a few at a time.
Levers at Play
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In this activity, learners consider how a simple machine, a lever, turns a small push or pull (a small force) into a larger--or stronger--push or pull (a larger force).
Sticky Situation
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In this activity, learners separate the protein from milk and and use it to make their own glue.