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Showing results 281 to 300 of 639
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Create a Compass
Source Institutions
In this activity, learners use simple materials to build their own compass.
Magnetism
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In this activity, learners explore the principles of magnetism by observing how various materials interact with magnets and superconductors.
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Locating a Point
Source Institutions
In this activity, learners work in teams to simulate the process used by Global Positioning Systems (GPS) to determine the location of a fallen meteorite in Antarctica.
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Move That Lighthouse!
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In this activity, learners explore how engineers work in a team to solve problems.
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Light of the Moon
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Learners model the Sun-Earth-Moon system to show what causes the Moon's appearance to change when viewed from the Earth.
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Making Waves
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Investigate the interaction of liquids of different densities and experiment with wave patterns with this hands-on activity.
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Chromatography Observations
Source Institutions
In this activity, learners will explore how water affects marker on filter paper. Learners will use science process skills such as making observations and predictions as they explore color.
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Water "Digs" It!
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In this activity, learners investigate soil erosion. Learners set up a simulation to observe how water can change the land and move nutrients from one place to another.
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Electric Gelatin
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In this activity, learners explore static electricity and electrical charges while experimenting with an inflated balloon, unflavored gelatin powder, and a wool sweater.
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Cookie Paleontology
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In this activity, learners will explore paleontology and archaeology. They will learn about technique as they excavate raisins and chocolate chips from cookies.
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Color Splash
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In this activity, learners mix water, cooking oil, and liquid food coloring to create beautiful colored designs in a cup. Use this activity to explore liquid density and solubility.
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Wonderful Weather
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In this activity, learners conduct three experiments to examine temperature, the different stages of the water cycle, and how convection creates wind.
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Energetic Water
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In this activity, learners explore how hot and cold water move. Learners observe that temperature and density affect how liquids rise and fall.
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Does Air Weigh Anything?
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The demonstration/experiment provides quick proof that air has mass.
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Mirror, Mirror
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In this activity, learners test the Law of Reflection based on experimental evidence. Learners produce raw data and explanations based on their data: pencil tracings of incident and reflection rays.
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Go Fly a Kite
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In this hands-on activity, children create their own kites that can fly indoors. Learners are exposed to basic concepts of gravity and air resistance.
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Adaptive Device Design
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In this activity, learners explore the concept of how engineering has made possible the development of--and ongoing improvements to--adaptive devices that serve to help individuals with a wide range o
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Sea Level: On The Rise
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Learners will understand the relationship between climate change and sea-level rise.
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Coral Polyp
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In this activity, learners will create their own coral polyps - the basis for a coral reef.
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A Slime By Any Other Name
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This fun video explains how to make a batch of oobleck (or slime) and why this special substance is known as a "non-Newtonian" fluid. Watch as Mr.