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Speak to Me
http://www.cmhoustonblog.org/2011/06/06/speak-to-me/ Create a homemade speaker to investigate electromagnetism and sound. Description: Create a homemade speaker to investigate electromagnetism and...
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Singing Fish Dissection
http://www.cmhoustonblog.org/2010/11/01/singing-fish-dissection/ Join Mr. O as he takes apart a singing fish toy to learn how things work. Description: Join Mr. O as he takes apart a singing fish toy...
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Simple Circuits
Simple Circuits.pdfBuild a circuit to turn on a light bulb. Description: Build a circuit to turn on a light bulb. Explore the three essential parts of a simple circuit: the source (battery), the load...
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Shocking Fruit
Shocking Fruit.pdfThere are two things inside of batteries: electrodes (ee-leck-trodes) and electrolytes (ee-leck-troe-lites).Electrodes are pieces of metal that collect positive and negative charges....
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Room Alarm
http://www.instructables.com/id/Room-Alarm/ Give your room (or any other places) a little added security!Description: Give your room (or any other places) a little added security! For under $5, you...
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Parallel Paths
Parallel Paths.pdf Build a parallel circuit.Description: Build a parallel circuit. Discover how you can combine more than one load (light bulb) in a circuit along two separate paths (alligator clip...
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Mark Making Machines
Mark Making Machines.pdfA Mark Making Machine is a motorized writing tool that seems to walk about using an off-balanced DC motor. When you attach the cork or other weight onto the axle of your motor,...
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Good Vibrations
How do we hear sound? Description: How do we hear sound? The answer is simple--vibrations! Create a visualizer using a tone generator app, a balloon, plastic cup, salt, and few other materials to help...
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Get Your Motor Running
Get Your Motor Running.pdfInvestigate how an electric motor works by creating your own using paper clips, a coil of wire, a battery, and some alligator clips. Description: Investigate how an electric...
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Exploring Materials - Graphene
materialsgraphene_guide_31oct11.pdfUse tape and graphite to make graphene and test the conductivity of graphite.Description: Use tape and graphite to make graphene and test the conductivity of...
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Electrifying Science
Electrifying Science.pdf Build a simple circuit and then measure voltage and current.Description: Build a simple circuit and then measure voltage and current. Test different power sources and examine...
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Conducive to Conductivity
http://www.cmhoustonblog.org/2011/03/25/conducive-to-conductivity/ Build a conductivity tester to categorize everyday objects as conductors or insulators. Description: Build a conductivity tester to...
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All in a Series
All in a Series.pdfBuild a series circuit.Description: Build a series circuit. Add a second load (light bulb) along the same path of an existing load (light bulb). Observe the brightness of the light...
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ABC Toy Dissection
http://www.cmhoustonblog.org/2010/12/30/abc-toy-dissection/ Join Mr. O as he takes apart a ABC learning toy to investigate how toys work. Description: Join Mr. O as he takes apart a ABC learning toy...
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A Bright Idea
A Bright Idea.pdfMake a light bulb.Description: Make a light bulb. Explore incadescence and electrical resistance by building a working light bulb out of a cardboard tube, a piece of pencil lead,...
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