Curated OER
Auto-transformers
For this electrical circuit worksheet, students answer a series of 12 open-ended questions with schematics about auto-transformers.This worksheet is printable and the answers are revealed online.
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Design Project: DC Voltage Regulator
In this electrical worksheet, students draw a schematic design and build a circuit board to grasp the understanding of DC circuits before answering a series of 5 open-ended questions. There are no schematics available for the design or...
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Design Project: Intercom System
In this electrical worksheet students design an intercom circuit and answer 2 open-ended questions about the volume control and microphone of the intercom. This worksheet can be printed and the answers to the questions are available...
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Digital-to Analog Conversion
In this electrical circuit worksheet, students answer a series of 13 open-ended questions about digital-to-analog converter circuits. They analyze schematics in order to answer the questions. This worksheet is printable and the answers...
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Design Project: Audio Tone Control
In this electrical circuit worksheet, students answer a series of 4 open-ended questions with schematics about audio control in stereos. This worksheet can be printed and the answers are available on-line.
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BJT Amplifier Troubleshooting
In this electrical circuit worksheet, students answer a series of 11 open-ended questions about BJT amplifiers and how to troubleshoot these circuits. This worksheet is printable and the answers are revealed online.
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Optoelectronic Devices
In this electrical worksheet, students design and build circuit boards using photovoltaic cells to grasp the understanding of circuit design before answering a series of 10 open-ended questions. This worksheet is printable and there...
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Light-Pulse Switch
In this electrical circuit worksheet, students answer a series of 3 open-ended questions about light-pulse switches. This worksheet is printable and the answers are revealed online.
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Design Project: DC Motor
In this DC motor worksheet, the learner answers 3 open-ended questions pertaining to the design of a DC motor. The worksheet is printable and the answers are revealed online.
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Digital Codes
In this electrical circuit worksheet, students answer a series of 12 open-ended questions about various types of digital codes. This worksheet is printable and the answers are revealed online.
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Intermediate Electromagnetism and Electromagnetic Induction
In this electrical circuit worksheet, students answer a series of 24 open-ended questions about electromagnetism and electromagnetic induction. This worksheet is printable and the answers are revealed online.
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Design Project: AC-DC Power Supply
In this electrical circuit worksheet, students answer 5 open ended questions about the design and safety of an AC-DC power supply.
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CMOS Logic Gates
For this electrical worksheet, students answer a series of 27 open-ended questions about logic circuits. They construct a circuit board to help explain logic circuits. This worksheet is printable and the answers are available on-line.
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Corn and Oats
How much land does a parcel hold? How much fertilizer does it take for a field of corn? Pupils answer these questions and more as they apply ratio reasoning and unit analysis.
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Erosion
Learners design and conduct an open-ended investigation using a variety of earth materials to answer a questions posed by the teacher: How does the erosion of sand compare with the erosion of gravel? After producing evidence that...
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Series-Parallel DC Circuits Series and Parallel DC Circuits
In this electrical learning exercise, learners draw a schematic design and build a circuit board to grasp the understanding of series and parallel DC circuits before answering a series of 41 open-ended questions. Students interpret...
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Op-amp Oscillator Circuits
In this electrical worksheet, students draw a schematic design and build a Op-amp model to grasp the understanding of oscillator circuits before answering a series of 16 open-ended questions. Students analyze schematics in order to...
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Nonlinear Op-amp Circuits
In this electrical instructional activity, students draw a schematic design and build a Op-amp model to grasp the understanding of non-linear op-amp circuits before answering a series of 17 open-ended questions. Students will analyze...
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Negative Feedback Op-Amp Circuits
In this electrical worksheet, students design and build a op-amp model to grasp the understanding of op-amp circuits before answering a series of 21 open-ended questions that include schematics. This worksheet is printable and there are...
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AC Negative Feedback Op-amp Circuits
In this electrical circuit worksheet, students 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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Active Filters
In this electrical worksheet, 1st graders design and build a circuit model to grasp the understanding of filters in circuits pertaining to impedance and cut-off frequency. They answer a series of 31 open-ended questions that include...
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Flip-flop Circuits
In this electrical worksheet, students design and build a circuit board to grasp the understanding of DC-AC circuit design before answering a series of 25 open-ended questions that include schematics. This worksheet is printable and...
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Memory Devices
In this electrical worksheet, learners design and build a circuit board to grasp the understanding of various electronic memory devices before answering a series of 18 open-ended questions that include analyzing schematics. This ...
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Inductive Reactance
In this electrical circuit worksheet, students draw a schematic design and build a circuit board to grasp the understanding of inductive reactance before answering a series of 13 open-ended questions. This worksheet is printable and the...