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Showing results 741 to 760 of 1297

Slide Whistle
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In this activity, learners build a slide whistle using PVC pipe, bamboo skewer, and piece of foam. Construction of the instrument is relatively simple.

Tourist Town: Dominating Sets
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In this activity, learners use a fictitious map of "Tourist Town" and counters to problem solve how to place ice-cream vans on street intersections so that every other intersection is connected to one

Burning Questions About a Candle
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In this activity, learners will observe a deceptively simple process: a burning candle.

Rutherford Roller
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In this activity, learners make a black box device that serves as an excellent analogy to Rutherford's famous experiment in which he deduced the existence of the atomic nucleus.

Make a DNA Model
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In this activity, learners make a 3-D model of DNA using paper and toothpicks. While constructing this model, learners will explore the composition and structure of DNA.

Exploring Tessellations (Grades 3-5)
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In this activity, learners repeat patterns in two and three dimensions to create tessellations.

Styrofoam Traps
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In this activity, learners use Styrofoam to collect organisms from a pond, estuary or marine environment and then examine what they have caught with a microscope.

Inverted Foucault Pendulum
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In this demonstration, learners explore a variation of a Foucault pendulum, but upside down.

Acid Rain
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In this chemistry demonstration, acid rain is simulated in a petri dish.

Tweak Your Beak
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In this activity, learners will explore how different bird beaks work and discover what birds can eat based on their beak shape.

Bee Builders
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In this activity, learners make a model of a beehive using simple materials.

Measuring Earthquakes
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In this activity, learners build their your own seismograph with household materials to document shaking.

Finger Knitting
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In this activity, learners will learn how to knit using only their hands. Learners will explore patterns and fabrication as well as develop fine motor skills and patience through this activity.

¡Paracaídas!
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En esta actividad, los participantes explorarán las fuerzas de gravedad y la resistencia al aire usando paracaídas.

Raceways
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In this activity, learners build a model roller coaster to help the Mummy entertain the Atom's Family monsters. Learners assemble the roller coaster between two chairs using vinyl ceiling molding.

Opti-Top
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In this activity, learners will create an optical illusion top. Learners will explore color mixing, physics and design through this activity.

Gray Step
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In this activity, learners discover that it's difficult to distinguish between two different shades of gray when they aren't separated by a boundary.

ANTacid: Indicator Paper on an Anthill
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In this activity, learners make acid/base indicator paper, place the indicator paper on an anthill, disturb a bunch of ants, and then observe what happens!

Radiohead
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When you teeth clatter, they make quite the racket disproportionately to how much they actually sound to someone else.

Ramp it Up
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In this activity, learners will build ramps and test how the laws of physics apply do different objects. Learners will explore physics and cause and effect through this activity.