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Under Pressure
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In this experiment, learners examine how pressure affects water flow. In small groups, learners work with water and a soda bottle, and then relate their findings to pressure in the deep ocean.
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Over the Hill
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In this physics activity, learners construct a small-scale version of a classic carnival game.
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Building Bridges
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In this activity, learners explore the engineering design process and the basic mechanics behind building bridges as they build one themselves using gumdrops and toothpicks.
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Observing Earthworm Locomotion
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In this activity, learners collect worms and then observe how they move.
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Make a Terrarium
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In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.
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Transit Tracks
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In this space science activity, learners explore transits and the conditions when a transit may be seen.
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DNA Fingerprinting
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In this forensics activity, learners solve a mystery using “DNA” taken from the scene of the crime.
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Programming Languages: Marching Orders
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In this activity about computer programming, learners follow instructions in a variety of ways in order to successfully draw figures.
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Feeding Facilitation: A Lesson in Evolution and Sociobiology
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This is an outdoor activity designed to demonstrate evolution of feeding behavior in flocking, schooling or herding animals that maximizes allocation of food resources and enhances survival.
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Bobbing Eyeballs
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In this activity, learners use simple materials and basic tools to construct a special toy to explore pendulums. As the head of the toy bobs one way, the eyeballs bob the other way.
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Mixtures and Solutions
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This activity was designed for blind learners, but all types of learners can use it to investigate heterogeneous and homogeneous mixtures and solutions, identify the differences, and explore the conce
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Rocket Science
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Learners create a small explosion by collecting hydrogen and oxygen gas together and squeezing them into a flame.
The Drake Equation
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In this math activity, based on the research of famed astronomer Frank Drake, learners calculate the possibilities of finding intelligent life elsewhere in the universe besides Earth.
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Camera Projector
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In this activity (posted on March 14, 2011), learners follow the steps to construct a camera projector to explore lenses and refraction.
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Convection Current
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In this activity, learners make their own heat waves in an aquarium.
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LEGO Orrery
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Use this model to demonstrate the goal of NASA's Kepler Mission: to find extrasolar planets through the transit method.
The Water (Hydrologic) Cycle: Transpiration
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In this lab, learners grow broad bean (also called fava bean) plants in three EarthBoxes for a few weeks before exposing one to wind (using a fan), another to heat (using a lamp), and the third to not
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Shake Table
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This activity guide includes instructions on how to build a "Shake Table" by mounting an eccentric mass (off center) on the shaft of a small dc motor.
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How Do We Convert Electrical Energy into Mechanical Energy?
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In this activity, learners make an electromagnet motor to demonstrate the most basic method of changing electrical energy into mechanical energy.
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Marshmallow Catapult
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In this activity, learners explore physics by building a catapult that launches marshmallows with household objects.