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In this activity (on pages 29-35), learners examine water pollution and filtration.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners explore how mirrors reflect light and change the way we see things.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
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This experiment is designed to illustrate how fluids, including water, have the ability to flow.

1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners experience firsthand how marine animals' adaptive coloration camouflages them from prey.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
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Learners use a spring scale to drag an object such as a ceramic coffee cup along a table top or the floor.

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
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This laboratory exercise is designed to show learners how DNA can easily be extracted from onion cells using simple materials.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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In this outdoor activity, learners compare the moisture released from different kinds of leaves and from different parts of the same leaf, by observing the color change of cobalt chloride paper.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
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In this activity, learners perform an experiment to find out what determines a flower's color.

$10 - $20 per group Ages 11 - 14 45 to 60 minutes
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In this (edible) activity, learners balance chemical equations using different kinds and colors of candy that represent different atoms. Learners will work in pairs and explore conservation of atoms.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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This is a classic exercise for visualizing the scale of the Solar System.

1 cent - $1 per group Ages 6 - adult 45 to 60 minutes
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In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners will develop a method to test five similar-looking powders (baking soda, baking powder, cream of tartar, detergent, and cornstarch) with four test liquids (water, vinegar, i

$1 - $5 per group Ages 6 - 14 45 to 60 minutes
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In this activity on page 12 of the PDF (Rethinking the 3 R’s: It’s Easy to be Green), learners examine how recyclable materials are separated by various properties at recycling centers.

$5 - $10 per student Ages 8 - 14 45 to 60 minutes
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This is a simple activity for learners to create a traditional musical instrument. Pan Pipes have developed all over the world in different cultures, from South America to Greece and China.

$1 - $5 per student Ages 6 - adult 45 to 60 minutes
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In this activity (page 95 of the PDF), learners create Escher Staircase models similar to those that were used by Neurolab's Spatial Orientation Team to investigate the processing of information about

1 cent - $1 per student Ages 8 - 18 45 to 60 minutes
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In this outdoor water activity, learners explore evaporation by painting with water and tracing puddles. Learners will discover that wet things become dry as the water evaporates.

$1 - $5 per group Ages 4 - 6 45 to 60 minutes
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This board game teaches learners about energy decision making. Players select cards that determine the transportation and home design that will influence their expenses as they play.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners use beads, which represent amino acids, to create protein bracelets. Learners examine the relationship between amino acids and proteins.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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In this physical sciences activity, learners explore how forensic investigators collect prints from a crime scene. Learners make hand impressions in damp sand and analyze the patterns they observe.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners use plastic water bottles, wood, and water to build an inexpensive and portable tool to demonstrate one atmosphere of pressure at sea level.

$1 - $5 per student Ages 11 - 18 45 to 60 minutes