Curated OER
Waves and Currents
Students are introduced to the forces that are responsible for generating waves in the ocean and how these forcesf differ from those that cause currents. They are able to explain how water molecules in a wave do not move in the direction...
Curated OER
Light and Starch Production in Photosynthesis
Students are given the unique opportunity to see the contrast between parts of a leaf that have photosynthesized and parts of the leaf that have not. This visual image helps students see the results of this biological process. At the...
Curated OER
Ice Cream: a Taste of Science!!
Students define the term solution. They explain conservation of energy and energy transfer as it relate to how the milk solution became ice cream. Students are able to explain freezing point depression.
Curated OER
Classroom Aquaponics: Exploring Nitrogen Cycling in a Closed System
Students investigate nutrient cycling in a simplified desktop ecosystem involving aquarium and hydro-ponically grown plants. They set up an aquarium with 10 gallons of water at least a week before the lab is planned and place...
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Digestion & Nutrition: a Case Study
Middle schoolers explore digestion/nutrition and utilize scientific investigation skills. They complete meal logs for several days and graph their results. After analyzing their data, they write formal lab reports.
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Changing Planet: Withering Plants - Stressing Over Lost Water
Expectant earth scientists examine the bottom side of a leaf and learn the role of the stomata. They consider the gas exchange that occurs through these structures and relate how the climate is changing to its impact on food crops. This...
Curated OER
Understanding Interactions Among Local Species and the Local Environment
Students examine the differences between biotic and abiotic factors, explain the difference between habitat and niche and compare how organisms get their nutritional needs. In this local environment lesson students trace the path of...
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Algae Experiments
Students describe the characteristics of algae. In this biology lesson, students perform a series of experiment to explore algae. They investigate the basic things algae need to survive.
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Cow Eye Dissection Lab
Students explore the anatomy of the eye by dissecting a cow eye Students are introduced the concept behind vision and the anatomy to the eye.
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Watch Me Grow
Students observe that plants need air, food, light, and water to survive. In this plant biology instructional activity, students observe the growth and development of two plants, one is the control plant and the other is denied either...
Sunlight Cal-Tech
Chromatography of Plant Pigments
Through a hands-on activity, an acetone-spinach solution is pre-made and learners use this solution to separate the pigments found in spinach using chromatography. The comprehensive resource includes an analysis and conclusion questions.
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Marine Communities
Young scholars view a video and then complete lab exercises to help them explain marine communities and animals in them.
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Studying Plant Development Through Metabolic Activity
A hands-on activity which allows students to learn about cellular respiration. This lesson contains a range of investigations testing the rates of cellular respiration to demonstrate the relationship between metabolic rates of...
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Root Beer: Demonstration of fermentation
Name:__________________________________ Class:________ Date:____________
Curated OER
Trophic Relationships, Cycling of Chemicals, Human Impact on Ecosystems and Conservation
Students explore how the energy flow through a system is related to trophic levels. They investigate how organisms affect the cycling of elements and water through the biosphere. Students participate in lab activities to observe ways...
Curated OER
How Genes Work Lesson Plan
Students define the key terms that are the structure and function of DNA. In this genetics lesson students complete a lab activity in which they construct a model DNA structure.
Curated OER
Dissect with Respect
Students, through exercises and discussions, examine ethics involved in the process of choosing and using laboratory animals, respect for the animal they dissect and how to behave in an ethical manner as they dissect various lab specimens.
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Investigative Case - Living in an Alkaline Environment
Students are shown many ways in which Mono Lake water and distilled water are different. They demonstrate that the survival of common soil bacteria declines as pH increases. Students examine the behaviors, adaptations, energy transfer,...
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Analysis of Lobster Claw Function. An Exercise in Biomechanics
Students observe two chelae. They write three differences they observe in their notebooks. Students suggest a hypothesis which would explain these differences. They dissect the chela. Students analyze the lobster claw as a mechanical lever.
Curated OER
Life in Extreme Environments - Lakes Under Ice
Students collect chemical, physical, and biological data from a local lake throughout the year. In addition, students discuss the design of an experimental structure for water collection at several specific depths as well as assess the...
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Heat Transfer and Pollution
Students perform computer simulations on air dispersion. In this chemistry lesson plan, students calculate energy transfer based on specific heat and temperature change. They explain the causes of smog.
Curated OER
Investigating Factors That Affect Rate of Enzyme Action
Students explore the properties of enzymes. In this chemical reaction lesson, students explore enzymes through a Web-quest and investigative study. Students will collect and summarize data and create a class presentation. This lesson is...
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Identifying Food Nutrients
Learners pretend they are a food-quality tester. They develop a kit to test food for sugars, starches, proteins and lipids. They answer questions to complete the lesson.
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Organ Systems
Students examine organisms that are composed of tissues, organs, and systems. They dissect a fetal pig and explore the assigned organs systems such as the skeletal, muscular, and circulatory organs. Students identify and explain their...