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Showing results 41 to 60 of 66
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Life Size: Line 'em up!
Source Institutions
In this activity on page 1 of the PDF, learners compare the relative sizes of biological objects (like DNA and bacteria) that can't be seen by the naked eye.
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Simple Spinner
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In this activity, learners create a tiny electric, motorized dancer. Learners use the interactions of magnetism and electric current to make a wire spin, while displaying the Lorentz Force in action.
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Polarized Light Mosaic
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In this activity, learners use transparent tape and polarizing material to create and project beautifully colored patterns reminiscent of abstract or geometric stained glass windows--no glass required
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Simple Pop-Up Mechanisms
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In this activity, learners construct three quick and simple mechanisms to start building a pop-up book. Learners fold, cut, and glue paper to make a bird beak, parallelogram, and V-fold.
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Atmosphere Composition Model
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In this activity, learners create a model using metric measuring tapes and atmosphere composition data.
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Toilet Model
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In this activity, PVC pipe, plastic water bottles and vinyl tubing are used to make a simple working toilet model. The model shows the role of a siphon in the flushing of a toilet.
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Cylindrical Wing
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In this design and physics challenge, learners construct a cylindrical wing, fly it, make modifications, and determine how the changes affect flight patterns.
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Sweetly Balanced Equations
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In this (edible) activity, learners balance chemical equations using different kinds and colors of candy that represent different atoms. Learners will work in pairs and explore conservation of atoms.
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Greeting Card Boxes
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In this activity, learners make cool boxes out of old (or new) greeting cards or postcards.
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Inverse Square Law
Source Institutions
In this math activity related to light, learners explore why a light, such as a candle or a streetlight, looks dimmer the farther away from it we get.
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Paper making: a craft and a chemical engineering major
Source Institutions
In this activity, learners explore the question "What is paper?" Learners discover the processes and materials required to make paper while experimenting with different recycled fibers and tools.
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Resonant Rings
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Things that are different sizes and stiffness vibrate differently, and in this Exploratorium Science Snack, you'll see how rings of various diameters react to vibration and external forces.
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Suminagashi: Floating Ink Paper Marbling
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In this activity, learners try to float ink on the surface of water to create a pattern and then capture it with absorbent paper.
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Polarized Sunglasses
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In this activity, learners explore how polarizing sunglasses can help diminish road glare.
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Wind Tubes
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In this activity, learners create and experiment with wind tubes. These tubes are a playful and inventive way to explore the effect that moving air has on objects.
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Puzzled Partners
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In this web-based activity, learners try to figure out who in an online chat room has their matching puzzle piece.
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Handy Measuring Ratio
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In this activity, learners use their hands as tools for indirect measurement.
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Penny Battery
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In this activity, learners light an LED with five cents. Learners use two different metals and some sour, salty water to create a cheap battery.
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Cardboard Automata
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Cardboard Automata are a playful way to explore simple machine elements while creating a mechanical sculpture.