Learners examine first and second approximations and view examples of a "stiff" current source.
By Terry Bartelt
In this learning activity you'll describe the operation of an AND gate by using a truth table, a waveform diagram, a Boolean Algebra equation, a switch analogy, and a written definition.
Who Wants to Be an "Engin-aire?" -- Ferrous Metals and Alloys
By Bryan LaVigne
Learners answer questions about ferrous metals and alloys using a game show format. Immediate feedback is provided.
DC/AC: Unit 1 Sample Exam
By Patrick Hoppe
In this interactive object, learners work 11 problems covering atomic structure, conductors, and insulators.
BCD-to-Seven Segment Decoder
By Terry Bartelt, Terry Fleischman
Learners will understand how binary-coded decimal information is decoded and used to drive a seven-segment display.
Financial Statement Analysis
By Lynette Teal
Learners read the definitions of working capital, current ratio, quick ratio, return on equity, accounts receivable turnover, and inventory turnover.
Eddy Current Demonstration
Learners view two animations that show the effects of eddy currents.
Instantaneous Current Calculations of a De-Energizing RL Circuit (Using a TI-30XIIS Calculator)
Students view a sample of the keystrokes of a TI-30XIIS calculator that are required to solve for the instantaneous current of a de-energizing circuit.
Instantaneous Current Calculations of a De-Energizing RL Circuit (Using a TI-36X Calculator)
Students view a sample of the keystrokes used on a TI-36X calculator to solve for the instantaneous current of a de-energizing circuit.
Instantaneous Current Calculations of an Energizing RL Circuit (Using a TI-36X Calculator)
Learners view a sample of the keystrokes on a TI-36X calculator that are required to solve for the instantaneous current of an energizing RL circuit.
Primary and Secondary Source Baseball!
This game is meant to be a supplement to a center based activity for third grade.
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