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In this easy chemistry activity, learners submerge pennies in different liquids (water, lemon juice, vinegar, liquid hand soap, salt water, and baking soda mixed with water) to observe which best clea

$1 - $5 per group Ages 6 - 11 1 to 7 days
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In this activity, learners get a closer look at the shape of a drop of water and a drop of oil. Learners first drip water onto wax paper and examine the shape of separate drops from a side view.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
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In this collecting/comparing activity, learners work with samples of sand from different places like a lakefront, river, or ocean beach.

$1 - $5 per group Ages 4 - 14 30 to 45 minutes
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In this outdoor, night activity, learners track nocturnal animals' footprints, droppings and other signs of their presence.

Over $20 per group Ages 6 - 14 1 to 7 days
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In this outdoor, freshwater activity, learners explore the behavior and food preferences of crawdads (or crabs) by "fishing" for them with various baits.

$10 - $20 per group Ages 6 - 11 45 to 60 minutes
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In this outdoor game, learners role play predator and prey to explore the importance of keen hearing and silent stalking skills in the animal world.

$5 - $10 per group Ages 6 - 14 30 to 45 minutes
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In this outdoor activity and game, learners explore how animals adapt for survival through coloration, markings and camouflage.

$10 - $20 per group Ages 6 - 14 45 to 60 minutes
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In this activity, learners observe live fish in tanks to consider how their body structures are related to their behaviors and habitats.

$5 - $10 per group Ages 4 - adult 10 to 30 minutes
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In this outdoor activity, learners investigate ant behavior by testing ant feeding reactions to different types of food.

$1 - $5 per group Ages 6 - 11 45 to 60 minutes
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This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes.

1 cent - $1 per group Ages 4 - 14 1 to 7 days
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In this outdoor activity and observation game, learners hunt for a variety of textures, colors, odors and evidence of organisms in the activity site.

$5 - $10 per group Ages 4 - adult 30 to 45 minutes
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In this outdoor activity/field trip, learners catch and observe water striders to explore their movement and feeding behaviors.

$10 - $20 per group Ages 6 - 14 1 to 2 hours
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In this outdoor activity, learners investigate spider webs and feeding behavior, particularly how spiders trap food in their sticky silk webs while not getting stuck themselves.

$5 - $10 per group Ages 6 - 18 45 to 60 minutes
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In this outdoor, warm weather activity, learners use sweepnets to search a grassy area such as a large lawn or field, collecting small animals to find as many different kinds of animals as possible.

$5 - $10 per group Ages 6 - 14 45 to 60 minutes
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In this wintertime outdoor activity, learners role play wolves tracking their prey by following scented trails.

$1 - $5 per group Ages 6 - 14 45 to 60 minutes
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Learners make a "menu" of any plants in their lunch for Monday through Friday and draw the plants from their lunch.

free Ages 6 - 11 1 to 7 days
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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.

Over $20 per group Ages 4 - adult 10 to 30 minutes
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In this art-related activity, learners make a coin rubbing—a process similar to what archeologists may do with ancient artifacts. This activity can be used in connection with a history or art lesson.

1 cent - $1 per group Ages 6 - 11 10 to 30 minutes
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En esta actividad, los aprendices aprenderán que es la cromatografía y cómo usarla para separar diferentes sustancias - en este caso,usarán los colores.

$1 - $5 per group Ages 6 - 11 5 to 10 minutes
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In this activity, learners cut out and assemble wheels to explore how variations in fish body structures (mouth shape/position/teeth, body shape, tail shape, and coloration patterns) allow fish to sur

1 cent - $1 per group Ages 4 - adult 10 to 30 minutes