Curated OER
Oil Floats, Right?
Students examine the properties in oil in water. In this mixture lesson, students read about the Lophelia II 2010: Cold Seeps and Deep Reef Expedition and look at images of deep sea ecosystems. They experiment or participate in...
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Big Enough?
Students explore the concept of density and buoyancy. In this physics lesson, students discover the different factors that affect an object's density and buoyancy in water. Students conduct several investigations to further understand...
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Grade 1: More Land or Water?
First graders listen as the teacher reads a story involving cross-continent traveling. Students collect a random sample by tossing an inflatable globe and recording whether they touch land or water each time they catch the globe in order...
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Water Filtration Challenge
Students create an all-natural water filtration system. In this lesson on natural water filtration, students build upon prior knowledge to build a filtration unit made of plants, soils, sand, pebbles and rocks that can purify...
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Introductory Module
Third graders examine the non-standard method of measurement and compare it to the metric system of measurement. In this introductory module lesson, 3rd graders discover the scientific observation. Students also develop communication...
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Thin Layer Chromatography (TLC)
Students study flavinoids and how they exist in the plant kingdom. In this pigment lesson students complete a lab activity to see how flavinoids move in substances then record their observations.
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Bacterial growth
Students explore the exponential growth and decay of microbial populations in relation to the organism tolerance ranges in their environment, They observe the impact of changing variables which can affect microbial populations.
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Pond Water Survey
Students identify and describe various organisms living in a pond water environment. They describe the characteristics of living things. Students compare and contrast organisms created by asexual reproduction and sexual reproduction....
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Classification of Cerealites
Students create a dichotomous key. In this categorizing lesson, students create a dichotomous key for different types of cereal. Students classify the cereal into groups such as flakes and cereal with holes. Students discuss their...
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Factors Affecting Ocean Currents
Students design and conduct an experiment to determine the effect of salinity and temperature changes in the movement of ocean currents. In this earth science lesson, students record observations and collect data. They share their...
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Smart Consumers
You can help students cut through the hype and find out for themselves which brands are best by becoming consumer scientists.
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Everybody Needs a Rock
Here is a lesson that rocks! Young scientists choose a rock and list words that describe it. They estimate the mass of their rocks and rank them within a group. They measure their rocks for volume and write a story that somehow includes...
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Metric Mania
Students observe how to measure in metric units. In this investigative lesson students compare different units of volume to see how things are measured.
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Water Displacement to Determine Volume
Sixth graders explore the water displacement method to determine the volume of solid objects such as rocks, nails, and marbles.
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A SALT WATER-Y WORLD
Students observe a model of the distribution of the earth's water and compare the relative volumes and percentages of types of water on earth.
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Explain Plant Chemical Processes
Students discover plant chemical processes through three lab activities. Overheads, data sheets, and teaching procedures provided for the unit covering photosynthesis, respiration, and transpiration.
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Heat and Temperature
Ninth graders explore the relationship between heat and temperature. After performing experiments, 9th graders record their observations and discuss the results. They investigate the properties of heat and explore how energy possessed...
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More Volume Please! Don't Be Dense!
Fifth graders determine volume and density through their knowledge of mass, volume and density.
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Defining Density as a Relationship
Students discover that density is considered a property and that cutting an object in half does not affect its density. They examine the densities of many common substances and make connections.
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Enzyme Grabbers
Students perform simple experiments to show properties of enzymes through studying how apple sauce can turn into apple juice and experimenting with papaya seeds. Students witness how enzymes speed up reactions through witnessing the...
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Volcanic Unrest
Students explore the Ring of Fire. For this volcano lesson, students discuss active volcanoes in the world and explore viscosity as they participate in a hands-on classroom activity.
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Amylase Enzyme In Saliva
Students test for amaylase enzyme in a variety of substances. Student pairs perform a series of tests to determine how long it takes the starch sample to change to sugar molecules and the blue color to disappear when various saliva...
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Traveling at the Speed of Sound
High schoolers discuss sound and how it's measured, and through experimentation and implementation of the scientific method, they determine the speed of sound.
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Friction Faction
Students create an experiment. In this friction lesson plan, students review the concept of friction and complete a bottle roll activity. Students work in groups to create their own friction experiment.