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Worms in a Bottle
Students gain a better understanding of the worm and its role in the recycling of organic materials into simpler forms by constructing worm bottles and observing for 60 to 90 days.
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Stratigraphy and Cross-Dating
Students interpret archaeological strata using the law of superposition. They apply cross-dating to determine the age of other artifacts.
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Porosity
Students investigate the concept of an aquifer and use a 2 liter bottle and other materials to conduct a simple lab experiment or demonstration. They calculate the volume of water that can be stored in the aquifer. The lab is used to...
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Riparian Zones Grades 4-8
Students examine and analyze the Riparian Zones found on the edges of streams and lakes. They assess why those are such valuable ecosystems and then conduct actual field research on riparian zones and conclude by drawing conclusions from...
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The Effect of Moisture on Soil Temperature
Students analyze the relationship between soil moisture and its effect on soil temperature.
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Extreme Ultraviolet Explorer Satellite Dataflow Demonstration
Learners participate in a hands-on demonstration of the communication between the EUVE satellite and a scientist on Earth.
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Planetary Landers
Pupils watch programs from a series titled "Planetary Landers". As a class, they view a poster of various vehicles that have made their way into space. In groups, they brainstorm the characteristics that should be included when...
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Spy on a Spider
Students view slides or live specimens to name and describe the distinguishing features of groups of arthropods, especially spiders and insects. They complete worksheets, observe webs and then search for and record where spiders can be...
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Block & Tackle
Students participate in a lab experiment in which they discover the need for so many blocks and tackles on sailing ships. In groups, they make and test their predictions and practice measuring objects in various units. They record and...
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Strong as the Weakest Link
Students recognize that compression and tension forces are important considerations in building structures. They construct their own building structure using marshmellows and spaghetti to see which structure can hold the most weight.
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Pulsating
Students explore how activity and lack of activity has an effect on a persons' heart rate. They receive instruction and practice in taking and recording their pulse rate. Students also incorporate a variety of music while taking their...
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Rocky Observations
Students examine two images of rocks, make their own observations of individual rocks through drawing, and explain how the same observation skills can be used in the study of geology.
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Building Up, Breaking Down
Learners explore their school building and examine the rocks it is made of. They discover how rocks become building materials and participate in a variety of activities surrounding this subject.
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Is Air a Fluid?
Students discuss the physical properties of fluids and then demonstrate that air carbon dioxide and oxygen) is a fluid by creating currents.
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Frozen Film
Students are introduced to the topic of light interference through this hands-on activity. They observe how light reflects off two surfaces and then meets to form an interesting variation of color on a film surface.
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Scale Model of the Earth
Students work together to create a model of the Earth. They label and identify each layer and describing its properties. They discover how engineers use models to test different concepts.
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Cloud Shadows
Students classify clouds as transparent, translucent or opaque. They conduct an experiment to determine the visual opacity of several classroom objects and then conduct further observations of clouds.
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Oxidation And Corrosion
Students sort tarnished metals by type and experiment with different cleaning solutions and techniques to restore them to their natural color and shine.
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The Sky Show
Learners use lecture and research to answer the question: Why is the sky blue? students research a variety of other sky phenomena, chart their observations and participate in experiments.
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Web of Life
Students work together to create a web of life. In groups, they put on nametags and form a circle. They toss the ball to a random person in the group and they make a connection between the person throwing the ball and the person...
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Rocketry in Motion
Young scholars investigate why a balloon flies in one direction as air escapes in the opposite direction, which helps them understand the nature of rockets and fireworks. Individually and in teams, students conduct research to create a...
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Animal Habitats and Their Management
Young scholars review components present for a quality animal habitat and then explore a goose pond to find out what animals reside there. They learn how wildlife managers work with the land so everything can co-exist together.
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Bricks Soak Up Water
Students determine whether various rocks are porous or not. They conduct an experiment to determine if a brick is porous, calculate how much water the brick soaked up, and develop a conclusion.
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Revolutionary Money
Examine paper money from the American revolution! Historians study the paper bills and discuss the history of money. How has money changed over the times? Activities are included.