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Extinct!: Are You Smarter than a Plant?
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In this online activity, learners find out whether they are smart enough to survive as a plant.

DNA the Easy Way
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This demonstration can be used to help learners visualize DNA by lysing (breaking open) bacterial cells on a slide and “stringing up” the DNA with a toothpick in less than one minute.

Measure the Pressure: The "Wet" Barometer
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In this activity, learners use simple items to construct a device for indicating air pressure changes.

Exploring the Nanoworld with LEGO Bricks: Structures at the Nanoscale
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In this activity (pages 7-16), learners model various crystal structures with LEGOs. This activity also contains additional links that explain how to create other crystal structures.

DIY Pasta Rover
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In this activity, learners design and build a NASA rover using raw pasta and candy with a limited imaginary budget.

Tumble Wing Walkalong Glider
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In this physics activity (page 2 of the PDF), learners will construct their own walkalong glider. They will explore how air, though invisible, surrounds and affects other objects.

Critical Angle
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In this optics activity, learners examine how a transparent material such as glass or water can actually reflect light better than any mirror.

Shake it up with Seismographs!
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In this activity, learners explore the engineering behind seismographs and how technology has improved accurate recording of earthquakes.

First Impressions
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Learners experiment with a commercial photo-sensitive paper (Sunprint® or NaturePrint® paper). They place opaque and clear objects on the paper and expose it to bright light, observing the results.

Folding Matters
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In this activity, learners explore how the process of folding has impacts on engineering and is evident in nature.

Musical Sculpting Machine: Squeeze Play-Doh to Make Music
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Play-Doh is conductive! Use the semiconductive qualities of Play-Doh to make your own squeezable instrument. Pico Cricket is required.

Catapult
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Build a catapult that transforms the potential energy of a twisted rubber band into kinetic energy. Experiment with design variations so that you can hit a target with a projectile.

Build a Bubble Circuit
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In this engineering design challenge, learners make a bubble maze that allows bubbles to move through a series of “on” and “off” switches.

Assembly Line
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In this activity, learners work individually to assemble a product and then work in teams to design, construct, test, and redesign an assembly line process whose product must meet specific quality con

Build a Big Wheel
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In this activity, learners explore how engineers have developed big wheels or Ferris wheels.

Fruit Xylophone: Fruit Salad Instrument of the Future!
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This is a perfect summertime lunch activity! Pico Cricket is required (micro controller). First, get a bunch of cut up fruit, line them up, then plug a piece of fruit with a Pico Cricket sensor clip.

Engineer an Octopus Suction Pad
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In this engineering design challenge, learners build an octopus-inspired suction pad that can grab an object and hold it tightly in the air.

Sail Away
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In this activity, learners explore watercraft engineering and sailing.
Finding the Right Crater
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This quick demonstration (on page 11 of PDF) allows learners to understand why scientists think water ice could remain frozen in always-dark craters at the poles of the Moon.

Engineer a Dam
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In this activity, learners explore the function and engineering of dams and how dams have many uses and solve many problems in the world.