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Interactive
Curated OER

Regulated Power Sources

For Students 10th - Higher Ed
In this electrical circuit worksheet, students design and build a circuit board to grasp the understanding of power sources and answering a series of 28 open-ended questions with schematics. This worksheet is printable and the answers...
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Interactive
Curated OER

Class A: BJT Amplifiers

For Students 10th - Higher Ed
Within this electrical circuit instructional activity, students draw a schematic design and build a transmitter to grasp the understanding of bipolar junction amplifiers before answering a series of 62 open-ended questions in which...
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Interactive
Curated OER

Class B BJT Amplifiers

For Students 10th - Higher Ed
In this electrical circuit worksheet, students draw a schematic design and build a transmitter to grasp the understanding of bipolar junction transmitters before answering a series of 12 open-ended questions by analyzing schematic...
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Worksheet
Curated OER

Junction Field-Effect Transistors

For Students 10th - 12th
For this physics worksheet, students complete 43 conceptual questions on transistors. They define basic terms related to conductance.
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Interactive
Curated OER

JFET amplifiers

For Students 9th - 11th
In this worksheet, students answer 15 questions as they build and analyze circuits.  Students may check answers if working online.
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Interactive
Curated OER

Insulate Gate Field-Effect Transistors

For Students 10th - Higher Ed
For this electrical circuit worksheet, students draw a schematic design and build a circuit board to grasp the understanding of insulated gate field effect transistors before answering a series of 39 open-ended questions that include...
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Interactive
Curated OER

IGFET amplifiers

For Students 9th - Higher Ed
In this electronics instructional activity, students draw a schematic design and build a circuit board to grasp the understanding of IGFET amplifiers before answering a series of 2 open-ended questions with schematics. This instructional...
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Interactive
Curated OER

Differential Transistor Amplifiers

For Students 9th - Higher Ed
In this electrical worksheet, students draw a schematic design and build a circuit board to grasp the understanding of differential transistor amplifiers before answering a series of 19 open-ended questions. Students analyze schematic...
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Interactive
Curated OER

Multi-stage Transistor Amplifiers

For Students 10th - Higher Ed
In this electrical learning exercise, students design and build a circuit board using diodes, transistors, and dry cell batteries, to grasp the understanding of circuit design before answering a series of 15 open-ended questions that...
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Interactive
Curated OER

Oscillator Circuits

For Students 10th - 12th
In this oscillator circuits worksheet, students answer 49 questions about different types of oscillator circuits. They find the operating frequency of circuits, they identify the functions of specific sections of circuits and they write...
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Worksheet
Curated OER

Thyristors

For Students 12th - Higher Ed
In this electronics worksheet, students complete 25 short answer questions on thyristors. They identify the different types of thyristors and how they function in the circuit.
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Interactive
Curated OER

Thyristor Application Circuits

For Students 10th - Higher Ed
In this electrical circuit worksheet, students design and construct a circuit to demonstrate understanding of thyristors. They analyze schematics and answer a series of 16 open-ended questions about switches, rectifiers, or voltage...
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Interactive
Curated OER

Power Conversion Circuits

For Students 9th - Higher Ed
In this electrical worksheet, learners draw a schematic design and build a circuit board to grasp the understanding of power conversion circuits before answering a series of 30 open-ended questions including analyzing schematics. This...
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Worksheet
Curated OER

Basic Operational Amplifiers

For Students Higher Ed
In this electronics instructional activity, students analyze different amplifier circuits and answer 18 short answer and problem solving questions about them.
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Interactive
Curated OER

Linear Computational Circuitry

For Students 11th - Higher Ed
In this electrical worksheet, students draw a schematic design circuit board to grasp the understanding amplification in linear circuitry before answering a series of 35 open-ended questions pertaining to a variety of linear circuitry....
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Interactive
Curated OER

AC Negative Feedback Op-amp Circuits

For Students 10th - Higher Ed
In this electrical circuit worksheet, learners draw a schematic design and build a op-amp model to show understanding of AC-negative feedback op-amp circuits before answering a series of 14 open-ended questions with schematics. This...
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Interactive
Curated OER

CMOS Logic Gates

For Students 10th - Higher Ed
In this electrical instructional activity, students answer a series of 27 open-ended questions about logic circuits. They construct a circuit board to help explain logic circuits. This instructional activity is printable and the answers...
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Lesson Plan
Curated OER

Testing Your Water

For Teachers 6th - 12th
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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Lesson Plan
Curated OER

A Geological Puzzle

For Teachers 7th - 8th
Students compare and contrast the various types of rocks on each continent. In groups, the calculate the rock ages and types to determine if the continents, in their opinion, were joined at one time. They develop two imaginary...
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Lesson Plan
Curated OER

Using Vegetation, Precipitation, and Surface Temperature to Study Climate Zones

For Teachers 6th - 8th
Young scholars begin their examination of the climate zones found around the world. Using a software program, they identify the relationship between the vegetation, climate and temperatures of the different zones. They also plot...
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Lesson Plan
Curated OER

Seed Germination Experiments

For Teachers 4th - 7th
Students plant seeds. In this seed germination experiment, students conduct an experiment where seeds can be observed and their growth documented. Students can also view a virtual web germination to record data.  This lesson includes an...
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Lesson Plan
Curated OER

Teaching about the Effect of pH on Aquatic Organisms

For Teachers 8th - 12th
Students perform experiments to determine the PH, acidity, and buffering qualities of a lake that make them sensitive to acid deposition.
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Lesson Plan
Curated OER

Old Solutions - New Solutions

For Teachers 9th - 12th
High schoolers examine descriptions of a mining company's land-reclamation project. They share information to analyze the environmental impact of the project. Independently, they answer questions on environmental and economic issues...
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Lesson Plan
Curated OER

Scientist Tracking Network

For Teachers 8th - 9th
Students correlate surface radiation with mean surface temperature of several geographic regions. They observe how these parameters change with latitude and construct an understanding of the relationship of solar radiation to seasonal...

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