Activities by Eric Muller Some activities require Adobe Acrobat Reader. Click here to download Physical Science Perception Earth Science Chemistry Technology Physical Science Simple Spinner Build the world's simplest electric motor. Lagging Sound See and hear the speed of sound. Portable Potable Pressure Feel one atmosphere of pressure. Skin Size Figure out the forces on your body Feeling Pressured Get into air pressure Graph Dance Students do a dance of motion based on a graph. Inverted Bottles Investigate convection by using food coloring and water of different temperatures. Beating Gravity Make a device that seems to define gravity Holding Charge Get a charge from your drinking straw Groovy Sounds Make a phonograph out of simple materials Perception Three Cirlces of Pigment Learn about color subtraction with Cyan, Yellow and Magenta Phantom Phlame Hold your hand over a candle and not get burned. Earth Science Earthwalk Take of walk of science from the core of the earth to the atmosphere. An associated poster can be found at: http://www.tufts.edu/as/wright_center/svl/posters/erth.html Whose Fault is it Shake hands and see how scientists figure out where the earth is shaking. Single Serving Volcanism Make a volcanic model in a plastic cup. Squeeze Box Make a box to apply pressure to sediment layers Match Rocks Find your rock partner by reading a description of their rock Chocolate Lava Use cold water to make a model of pillow basalts with chocolate. The Crayon Rock Cycle Investigate the rock cycle cycle with colored wax crayons. To Topo Two Create landforms out of clay and a topo map. Hot Sauce, Plume Sauce Model hot spot island formation, orientation and progression with condiments. Chemistry Scaling of an atom See how big or how small an atom is compared to its nucleus. Rutherford Roller Make a black box device that's a good analogy for finding the nucleus in an atom. Fast Rusting Will steelwool weigh more or less when burned? Electrolysis Device Make a device to split water into Hydrogen and Oxygen gas. Balanced Budget Chemistry Balance chemical equations and discover the law of conservation of mass. Chemical Change Separate the zinc from a penny with toilet bowl cleaner. Physical Change Separate the zinc from a penny with heat. Illuminations on Rates of Reactions Use light sticks to see the effects of hot and cold on chemical reactions. Indicating Electrolysis Use some acid-base indicator to see the production of Hydrogen and Oxygen. Conductivity Tester Make a qualitative conductivity meter with a battery, bulb and foil. How Big is Small A classic lab.  Use Oleic acid to estimate the length of a molecule. Technology Puzzle Partners Match your piece of a puzzle using chat room. Locating Earth Quake Epicenters Outline the shape of tectonics plates. Back to Eric's Home Page