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DNA Extraction
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In this activity related to plant biotechnology, learners extract DNA from fruit to investigate how it looks and feels.
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Do Your Own Dig
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In this outdoor archaeology activity, learners use mathematical skills and scientific inquiry to generate and process information from their own excavation site.
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DNA From an Onion
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In this genetics activity, learners extract DNA from an onion, using detergent solution, a food processor, and rubbing alcohol. They will also discuss genetic engineering of plants.
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Gummy Shapes
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In this activity, learners use chemistry to “self-assemble” gummy shapes. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures.
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Effect of Environment on Plant Growth
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The purpose of this plant biotechnology activity is to demonstrate the effect of changes in the environment on the growth and fertility of landscape grasses and crop grasses such as wheat and rice.
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Insect Collection
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Learners use several types of insect sampling and collection equipment to make an insect collection. Learners can collect insects from their schoolyard or yard at home.
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Pesticides and Eggshell Thinning
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This lab activity is about toxic substances like pesticides and their effects on biological systems. The activity starts with an introduction of how birds sequester calcium to make an egg.
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Membrane Permeability with Beets
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In this lab exercise, learners explore diffusion, cell membranes and particle size using beets and three alcohols.
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Lima Bean Bacteria DNA Extraction
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This laboratory exercise is designed to show learners how DNA can easily be extracted from lima bean bacteria. This experiment requires the use of a centrifuge (not included in cost of materials).
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DNA the Easy Way
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This demonstration can be used to help learners visualize DNA by lysing (breaking open) bacterial cells on a slide and “stringing up” the DNA with a toothpick in less than one minute.
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Desert Water Keepers
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In this outdoor, sunny day activity, learners experiment with paper leaf models to discover how some desert plants conserve water.
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Thymus DNA Extractions
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This laboratory exercise is designed to show learners how DNA can be extracted from a chunk of thymus (sweetbread) or liver.
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Stiff Bones, Bendy Bones
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Bones are stiff, which helps us lift heavy things and walk around, but they are also somewhat flexible, which lets them bend slightly.
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Mussel Your Way Through Photosynthesis
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Using zebra mussels (Dreissena polymorpha), elodea and an indicator dye, learners study the role of light in photosynthesis.
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Salty Pits
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In this activity, learners explore how different deodorants work. Learners treat agar plates with different types of deodorants and compare the bacteria growth on the plates to the control sample.
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Altered Reality
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In this activity, learners discover that the human brain is highly adaptable. Learners try to toss beanbags at a target while wearing prism goggles.
What Molecules Make the Holes in Bread?
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In this activity, learners will discover why there are holes in bread.
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Bird Beak Buffet
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In this classic activity, learners investigate natural selection by becoming birds foraging for food on an island.
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Glow Up
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In this activity, learners explore chemiluminescence and fluorescence. Learners examine 3 different solutions in regular light, in the dark with added bleach solution, and under a black light.
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Water Underground
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Many people get water from a source deep underground, called groundwater.