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Showing results 641 to 660 of 809

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In this activity, learners try to float ink on the surface of water to create a pattern and then capture it with absorbent paper.

Over $20 per student Ages 8 - 18 45 to 60 minutes
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In this activity related to Newton's Laws of Motion, learners build a boat powered by a propeller in the air.

$5 - $10 per student Ages 8 - 18 45 to 60 minutes
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In this math activity, learners observe and sketch cracking patterns in pavement.

1 cent - $1 per student Ages 11 - 18 10 to 30 minutes
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In this activity, learners interact with whale artifacts such as replicas of skulls, bones, teeth, and baleen (hair-like plates that form a feeding filter).

Over $20 per group Ages 4 - adult 10 to 30 minutes
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Learners explore the relationship between energy consumption, population, and carbon emissions in the countries of the Americas.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
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In this activity, learners use a laser pointer to project a microscopic image of a liquid sample suspended from the tip of a syringe.

Over $20 per group Ages 14 - adult 30 to 45 minutes
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Visitors incrementally increase the amount of iodate in three different test tubes containing the same amount of a starch solution.

$1 - $5 per group Ages 6 - adult Under 5 minutes
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In this simulation, learners become birds different beak types. Learners use various tools to represent beaks to pick up seeds and place them in a petri dish.

$5 - $10 per group Ages 14 - 18 1 to 2 hours
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In this activity, learners use basic measurements of the Earth and pieces of rock and iron to estimate the mass of the Earth.

free Ages 14 - 18 45 to 60 minutes
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In this activity related to plant biotechnology, learners use restriction enzymes to cut up DNA from a virus called Bacteriophage λ, a process known as restriction digestion.

Over $20 per group Ages 11 - adult 1 to 7 days
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In this activity, learners use gelatin as a lens to investigate the properties of laser light.

$5 - $10 per student Ages 8 - 18 5 to 10 minutes
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Learners measure irregularly shaped bones using a variety of measurement methods and tools. Then, they measure again using standard conventions and metric tape measures.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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Spin a short piece of PVC pipe that's been marked up, and watch a triangle appear. Enjoy this optical illusion from the Exploratorium's Science Snack series.

free Ages 4 - 18 5 to 10 minutes
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In this lesson, learners will understand the concepts behind endangered and extinct animals and develop their own conservation plan to save three endangered species.

free Ages 8 - 18 45 to 60 minutes
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In this activity, learners explore the engineering and principles behind working elevators.

$5 - $10 per group Ages 11 - 18 2 to 4 hours
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In this activity, learners light an LED with five cents. Learners use two different metals and some sour, salty water to create a cheap battery.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
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This laboratory exercise is designed to show learners how DNA can easily be extracted from yeast using simple materials.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners explore how engineering has impacted the development of bridges over time, including innovative designs and the challenge of creating bridges that become landmarks for a cit

$1 - $5 per group Ages 8 - 18 1 to 2 hours
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This activity aims to stimulate discussion on the question of whether computers can exhibit “intelligence,” or are ever likely to do so in the future.

free Ages 11 - 18 10 to 30 minutes
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In this activity, learners imagine what the world might look like if we could build an elevator to space!

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