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Showing results 241 to 259 of 259
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Measurement: Million Dollar Giveaway
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In this math lesson, learners apply measurement skills to determine, in dollar bills, the capacity of a suitcase.
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Computation and Estimation: Alphabits
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In this math lesson, learners apply the concepts of ratios and percentages to the distribution of letters contained in a box of Alphabits® cereal.
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Tools of Magnification
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In this activity related to microbes, learners use water drops and hand lenses to begin the exploration of magnification. This activity also introduces learners to the microscope.
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Airfoils
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In this experiment, learners discover how an airfoil creates lift. Learners use simple materials to build an airfoil and test it at different angles to investigate Bernoulli's principle.
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Comparing Sizes of Microorganisms
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In this activity related to microbes, learners create scale models of microorganisms and compare relative sizes of common bacteria, viruses, fungi and protozoa using metric measures: meters, centimete
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Where in the World is the Terra Cotta Army?
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In this activity, learners find Xi'an, the archaeological area in China where the Terra Cotta Army was discovered, on a map or globe and look more closely at the relationship of the warrior site to ot
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Aerial Imagery
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This activity (on page 2 of the PDF under SciGirls Activity: Earthquakes) is a full inquiry investigation into aerial imagery.
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Light Bulb Challenge
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In this activity, learners explore the difference between compact fluorescent light (CFL) bulbs and traditional incandescent bulbs.
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Discovering Rainforest Locations
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In this activity, learners will examine various world data maps to combine the information and predict which areas could be tropical rainforests.
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Genetics the Easy Way
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In this activity, learners make critters out of recyclables and apply the rules of mathematics to solve genetics problems.
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Amphipods: More than Mud
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In this data analysis and environmental science activity, learners examine the effects of pollution on amphipods using data from the Chesapeake Ecotox Research Program.
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Sustainable Grazing
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In this activity, learners investigate the food, water, and space needs of common livestock animals.
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Soccer Kicks
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This activity (on page 2 of the PDF under SciGirls Activity: Soccer Ball Kick) is a full inquiry investigation into transfer of motion.
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Building an Army
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In this activity, learners explore the potential of interchangeable standard parts to create a large number of unique creations in different combinations.
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The Senses of "Unknown Creatures"
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In this activity, learners use earthworms as "unknown creatures" from the South American jungle to find out how animals use senses.
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Outbreak!: Investigating Epidemics
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A group of learners simulates the spread of disease by trading slips of paper, one set of which has been treated with a baking soda solution.
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Lift Experiment
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In this experiment, learners investigate how the size of a wing affects lift. Learners count the number of pennies an egg crate plane wing can hold until the plane will no longer fly.
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Mystery of the Disappearing Cottonwoods
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Learners will explore the scientific mystery behind a disappearing group of trees by examining data and attempting to explain the decline.
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No-Slip Grip
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In this physical sciences activity, learners explore friction. Learners investigate the factors that affect the force required to move an object.