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Construction and Destruction
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In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale.

The Three Basic States (Phases) of Matter
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This activity was designed for blind learners, but all types of learners can explore the three states of matter by examining tactile models that illustrate the characteristics of particles in each sta

Clean Water: Is It Drinkable?
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In this activity, learners simulate nature's water filtration system by devising a system that will filter out both visible and invisible pollutants from water.
Fossil Fuels: Facing the Issues
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Through doing these hands-on activities, learners explore the environmental consequences associated with fossil fuel usage.

Insulation Station
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In this physical sciences activity, learners explore insulation. Leaners investigate how insulation can be used to slow down the conduction of heat from one side of a wall to the other.

Rocket Reactions
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The "Rocket Reactions" activity is an exciting way to learn about how materials interact, behave, and change.

Our Beautiful World
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In this Bob the Builder(TM)-themed activity, learners go on a nature walk outside and describe what they observe using their senses.

Oil Slick
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Can you think of ways to collect and dispose of spilled oil without causing further harm to the environment?

Design and Build a Barometer
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In this activity, learners make a barometer, an instrument to measure change in air pressure.

Bone Identification
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This activity (page 3 of the PDF under SciGirls Activity: Dinosaurs) is a full inquiry investigation into fossil hunting and identification.

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.

Audio Boggle: Make a Sound Track
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Audio Boggle is an activity that lets you listen to a track (that you make yourself) and see what you can hear!

Wrap It Up!
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In this Energy and Environment activity (page 9 of the PDF), learners calculate the mass of a piece of gum, compare it to the mass of the gum's packaging, and then create a bar graph of the results.

Shaving Cream Marbling
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In this activity, learners will create beautiful greeting cards by marbling with shaving cream and food dye. They will explore the chemistry behind the art of marbling.

Starting Your Container Garden
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This guide outlines how to plant a garden even if you don't have a yard!

Phase Changes
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Learners observe a sealed test tube containing a small amount of solid stearic acid.

Chemistry Cake
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In this exciting and tasty chemistry activity which requires adult supervision, learners explore how chemistry affects a simple everyday activity like cooking.

Extruding
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This activity was designed for blind learners, but all types of learners can explore the process of extrusion used to produce pipes and wires in industry.
Magnets are Marvelous
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In this activity, young learners investigate magnets. Learners discover that some magnets are stronger than others and that magnets have north and south poles.

Web It!
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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.