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Electrical Generators
Students study what an electric generator does and its history. In this energy lesson students complete several experiments including building their own electric generator.
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Electromagnetic Radiation
Students explore the nature of electromagnetic spectrum through a series of experiments. In this physics lesson, students determine how light behaves under certain circumstances. They explain how humans perceive colors.
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Electromagnets
Students conduct a series of experiments on electromagnets. In this physics lesson, students build their own electromagnet and explain how it works. They determine the factors that affect its strength.
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Homopolar Motor Experiments
Learners construct a homopolar motor following certain procedures. In this physics lesson, students explain how generators and motors work. They compare and contrast the characteristics of both.
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Battery Charger
Students explain how battery chargers work. In this physics lesson, students discuss the two main ways that vehicles get charged. They build their own battery charger.
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Catalase and Catalysis
Learners explore enzyme catalysis through a series of experiments. In this chemistry lesson plan, students determine the factors affecting catalysis. They explain the different uses of this process.
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Reed Switch
Students build simple electromagnetic reed switch motors. For this physics lesson, students explain how it works. They cite real world applications of reed switches and relays.
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Auxin: Indole-3-Acetic Acid (AAA), A Hormone with Diverse Effects: Synthesis and Applications
Learners synthesize Indole-3-Acetic acid from 3-indolylacetonitrile. In this biochemistry lesson, students determine the effect of different concentrations of IAA on lima beans. They explain how hormones help in plant development.
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Chlorophyll
Learners explain the importance of chlorophyll in plants. In this biology lesson, students extract chlorophyll from different plant sources using chromatography. They discover the different factors needed for photosynthesis to take place.
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Color Change in Leaves
High schoolers identify the different leaf pigments and colors. In this biology lesson, students perform chromatography to separate them. They explain how light affects green leaf colors and causes falling leaves in autumn.
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Photosynthesis
Learners conduct a variety of experiments on photosynthesis. In this biology activity, students identify the factors required for the process to occur. They perform computerized experiments to test the amount of oxygen produced when...
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Plant Hormones
Students identify different plant hormones and explain their function in plant development. In this biology lesson, students investigate how IAA affect root growth. They study the history of auxin discovery.
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Seeds & Germination
Students study the types and parts of seeds and how they have evolved. In this germination lesson students complete experiments that show the effects of variables role in seed germination.
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Plant Transpiration
Students conduct various experiments to investigate plant transpiration. In this biology instructional activity, students explain how this process helps maintain the hydrologic cycle. They measure the rate of water loss in plants using a...
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Tropism
Students conduct various experiments on tropism. In this biology instructional activity, students explain how gravity affects the growth of plant roots. They identify the different types of tropisms.
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Bioluminescence
Students differentiate chemiluminescence from bioluminescence. In this biology lesson, students explain how fireflies and other animals emit light. They discuss the applications of engineered bioluminescence.
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Enzymes in Action
Young scholars explore how enzymes are important in the chemical reactions of all living things. In this enzymes and catalysts lesson students complete an activity to see how enzymes change living things.
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Proteins
Learners conduct a variety of experiments to explore protein. In this biology activity, students solve a mystery by testing for the presence of glucose, protein starch and triglycerides. They explain how DNA transcription and translation...
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Build a Paper Plane
Students study the history of the paper plane. In this design instructional activity students create several types of paper planes and determine if there is a difference in mean flight distances.
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Chemiluminescence
Students explore chemiluminescence through various experiments. In this chemistry instructional activity, students explain the chemical reaction that drives the process. They give real life applications of chemiluminescence.
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Earth's Magnetic Field and Magnetosphere
Students investigate the magnitude of Earth's magnetic field using PASCO. In this physics lesson, students describe the features of the magnetosphere. They explain how atmosphere layers protect the Earth.
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Luminous Efficacy (Efficiency)
Students examine the basics of luminous efficacy and why it is used. In this light source lesson students test energy efficiency and the luminous efficiency for babies.
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Daniell Cell
Students explain how Daniell cells work. In this electrochemistry lesson, students conduct a variety of experiments to explore the different types of cells. They create a model of Daniell cell.
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Lenz's Law
Students conduct a series of experiments on electromagnetic induction. In this physics lesson, students apply the right hand rule to determine the current direction and electromotive force. They test Lenz's and Faraday's law by observing...
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