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Water Underground
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Many people get water from a source deep underground, called groundwater.
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Measuring and Protecting Skin
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In this activity, learners compare and contrast their own skin (including the area covered) with that of an orange.
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From Gas to Liquid to Solid
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What causes frost to form on the outside of a cold container? In this activity, learners discover that liquid water can change states and freeze to become ice.
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For Your Eyes Only
Learners build particulate matter collectors--devices that collect samples of visible particulates present in polluted air.
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The Parachuting Egg
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In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.
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Properties of Dust
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In this activity, learners carry out a scientific investigation of dust in their classroom. Learners produce an analysis on graph paper of the dust they collect over the course of a few days.
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How Do We Convert Mechanical Energy into Electrical Energy?
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In this activity, learners use a compass, powerful magnet, and copper magnet wire to build a special generator known as a dynamo.
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Convection Demonstration
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In this quick activity (located on page 2 of the PDF under GPS: Balloon Fiesta Activity), learners will see the effects of convection and understand what makes hot air balloons rise.
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Volcanic Material Catapult Investigation
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This activity (located on page 3 of the PDF under GPS: Lava Flow Activity) is a full inquiry investigation into the relationship between an object’s mass and the distance it is thrown by a catapult.
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Exploring Moisture on the Outside of a Cold Cup
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In this activity, learners explore the relationship between cooling water vapor and condensation. Learners investigate condensation forming on the outside of a cold cup.
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Collect Invertebrates to Determine Water Quality
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This activity (located on page 3 of the PDF under GPS: Alligator Habitat Activity) is a full inquiry investigation into organisms and the health of their ecosystems.
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Oil Spill Cleanup
This hands-on experiment will provide learners with an understanding of the issues that surround environmental cleanup.
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As the Rotor Turns: Wind Power and You
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In this engineering activity, learners will get acquainted with the basics of wind energy and power production by fabricating and testing various blade designs for table-top windmills constructed from
Signs of Change: Studying Tree Rings
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In this very hands-on lesson, learners will investigate dendrochronology (the study of tree rings to answer ecological questions about the recent past) and come up with conclusions as to what possible
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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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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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Sand Study
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In this geology activity, learners use a microscope to discover and identify the components of sand.
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Window Under Water
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Glare from the sun and ripples from the wind can make it hard to see what's below the surface of a body of water.
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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.
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Changing the Density of a Liquid: Heating and Cooling
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Learners investigate how the temperature of water affects its density.