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Using Bubbles to Explore Membranes
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In this activity, learners use bubbles to investigate the structure and unique properties of cell membranes. Bubbles serve as macroscopic models that mimic the cells' phospholipid bilayers.

Best Bubbles
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In this activity, learners experiment with creating various types of bubble solutions and testing which ingredients form longer-lasting bubbles.

Gassy Lava Lamp
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In this activity, learners use oil, water, food coloring and antacid tablets to create a bubbling lava lamp. Use this activity to introduce concepts related to density, hydrophobicity vs.

What is Nanotechnology?
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In this activity related to nanotechnology, learners observe some of the effects that result from creating a thin layer of material several nanometers thick.

Changing the Density of an Object: Adding Material
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Learners see that a can of regular cola sinks while a can of diet cola floats. As a demonstration, bubble wrap is taped to the can of regular cola to make it float.

Air, It's Really There
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This lesson focuses on molecular motion in gases. Learners compare the mass of a basketball when it is deflated and after it has been inflated.

Production of a Gas: Controlling a Chemical Reaction
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Learners mix vinegar and baking soda to produce a gas. With the addition of a bit of liquid soap, the gas becomes trapped in measurable bubbles.