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Forensic Files: A DNA Dilemma
Seventh-graders come in to science class to find a file on their desks detailing a crime to be solved! As a demonstration, you simulate the restriction of DNA samples and separate them by electrophoresis. From the gel, learners can...
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Volume of Gas
Eighth graders investigate the effect of temperature on the volume of a gas in a closed container. They measure the height of the water in their beaker/container, conduct their experiment, and create a graph to illustrate their data.
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Emulsions
Students identify the characteristics and composition of emulsions. In this chemistry lesson, students classify household products according to emulsion type. They explain how to make the best emulsion.
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Sports Helmets and Impact Testing of Polymers
Students examine the importance of good quality safety gear. In this investigative lesson, students will tests various polymers, collect data, and analyze the data to determine which polymer is best for safety helmets. They will design a...
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Populations and Life Cycles
Students explore biology by researching ocean statistics. In this data analysis lesson, students conduct a snail examination experiment utilizing live pouch snails. Students collect data about the snails over the course of six weeks and...
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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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Me And My Shadow
Students investigate the concept of a shadow. They design a tool to create shadows for an experiment. They make observations and record the size and shape of shadows. The lesson contains background information for the teacher to deliver...
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Simulating the Greenhouse Effect in a Terrarium
Students identify what factors effect global warming and how the greenhouse effect occurs. In this environmental lesson students view videos then complete an experiment using a terrarium to observe greenhouse gas.
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Using the Synoptic Code for the Prediction of Water
Students construct a thermoscreen for the experiment. In this earth science instructional activity, students make observations and interpret them using synoptic codes. They predict the weather based on gathered information.
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Enzymatic Action
Students observe how a cell uses an enzyme to rid itself of a poisonous substance by experimenting with hydrogen peroxide, potatoes, liver and carrots. They record the temperature and changes of the hydrogen peroxide as other elements...
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Cell Size Changes
Students examine the behavior of living cells treated with different types of stimuli. They watch an online movie, examine wet mount slides under a microscope, take an online quiz, and analyze data.
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Introduction to Friction
Students study the properties of the frictional force between two surfaces in contact. They inspect various phenomena in nature where friction plays an important role and demonstrate
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My Car Has Potential
Seventh graders investigate how changes in the mass or height of a ramp can affect the change in potential energy. They discuss the concepts of work and energy, then using the four question strategy, they design an experiment that...
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Testing Your Water
Students perform several water quality tests on groundwater from their area. They use test strips to determine the pH, hardness, alkalinity, nitrates, iron and chloride levels.
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Bacteria: Friend or Foe?
Young scholars examine a variety of environmental and industrial roles of bacteria. explore where bacteria can be found and distinguish bacteria from other organisms.
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Science As Inquiry
Students practice problem solving through the inquiry approach. They are divided into small groups and given various problems to folve regarding the germination of radish seeds.
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Plant Nutrition and Nutrients
Students observe seeds growth and examine the different parts of the seedling. In this biology lesson, students compare the growth of seeds planted in soil and in hydroponics. They record their observations in their science journal and...
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Gauss' Law
Learners derive the equation of Gauss's law. In this physics instructional activity, students investigate the factors affecting the strength of the electric field. They perform simulation on Gauss's law.
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Science in the Courtroom: The Woburn Toxic Trial
Students role-play expert witnesses in a mock trial dealing with contamination of groundwater. They prepare for the role-play by studying the movement of groundwater and the transport of contaminants through computations, map exercises...
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World Geography: Global Interdependence
Students are able to discuss the theory of climate change. They identify examples of how climate change impacts the earth's geo-spheres. Students are able to use the example of climate change to describe the interdependence of the...
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Crystal Growing
Young scholars explore the different phases of a crystal. In this mineral instructional activity students grow their own sugar crystals using a sugar recipe.
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Indirectly Direct
Student form and test hyptheses using indirect and direct observation. They launch marbles to determine the shape of a hidden object.
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Using Thin Layer Chromatography To Identify amino Acids In Solution
Students will work in groups to design and conduct an experiment to identify amino acids found in an unknown solution. This lesson is taught in three sections: (1) Introduction to chromatography (2) Experimental design session (3)...
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Hypothermia: Temperature Changes Under Varying Conditions
Students conduct an experiment to determine what type of clothing would be most suitable for outdoor activities. They determine the temperature changes of the skin under various wet clothing materials and graph the temperature changes. ...