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Showing results 101 to 120 of 133
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Automotive Emissions and the Greenhouse Effect
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In this activity about global climate change, learners will conduct an experiment and collect data to compare the amount of carbon dioxide (CO2) in four different sources of gases.
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Build a Giant Puzzle!
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In this activity, learners assemble large cubes to make nano-related images. Learners discover how different objects are related to nanoscience and nanotechnology.
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The Effects of Acid Rain
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In this environmental science activity (page 4 of the PDF), learners use vinegar and chalk to observe the effect of acid rain on various building materials and plant life.
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Capturing Carbon Dioxide
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In this activity, learners investigate carbon sequestration by creating a carbonated beverage out of apple juice and dry ice.
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2-Liter Landfill
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In this activity, learners gain a better understanding of how household/school waste breaks down in a landfill. Learners collect trash and then create miniature landfills in 2-liter bottles.
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There’s Oil in My Eggs
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In this activity, learners investigate the impact of oil pollution on the environment and wildlife. Learners use hard-boiled eggs and feathers to understand the damage that oil spills can cause.
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Turbidity
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This is an activity about turbidity, or the amount of sediment suspended in water.
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Iodine Investigators!
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In this activity on page 7 of the PDF (Chemistry—It’s Elemental), learners use iodine to identify foods that contain starch.
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Solving Dissolving
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The Sacred Cenote at Chichén Itzá is a sink hole, or well, containing groundwater. In this activity, learners create their own cenote using chalk, limestone, acids, and rain water.
Create a Mangrove Tree
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In this group activity, learners will explore the characteristics, functions and uniqueness of the mangrove tree.
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Causes and Effects of Melting Ice
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In this activity, learners explore the concept of density-driven currents (thermohaline circulation) and how these currents are affected by climate change.
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Fill 'er Up!
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Learners discover that their breath contains carbon dioxide, one of the pollutants found in car exhaust.
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Sand, Plants and Pants
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In this activity, learners explore how the application of nano-sized particles or coatings can change a bigger material’s properties.
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Monitoring Amphibians
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In this field study, learners discover how to collect data in the field and how their efforts can help certain animals, specifically, amphibians.
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Recycling Paper
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In this crafty chemistry activity (on page 2 of the PDF), learners make their own paper from used paper they may have otherwise thrown away.
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Soak It Up: Understanding Amphibian Permeability
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In this activity, learners will discover how the thin layers of amphibians' skin allow water and other chemicals to pass through it.
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Bury Me Not!
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This activity (page 2 of the PDF under SciGirls Activity: Bogs) is a full inquiry investigation into decomposition.
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Stick to It: Adhesion II
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Water sticks to all kinds of things in nature — flowers, leaves, spider webs - and doesn't stick to others, such as a duck's back.
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Seeds: Roots and Shoots
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In this indepth hands-on activity, learners build a structure that allows them to observe the growth of roots and the correlation between root growth and stem extension.
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Water Ways
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In this activity (on page 2 of the PDF), learners explore surface tension by adding pennies to cups which are "full" of plain water or soapy water.