In this learning activity you'll review the hexadecimal numbering system.
The History of Standards
By Barbara Anderegg
In this learning activity you'll review the historical progression of standards to learn what makes a good standard.
Alcohol and the Job
By Rosie Bunnow
Learners evaluate and respond to excuses for not reporting alcohol-related behavior they have observed on the job. This activity has audio content.
By Terry Bartelt
In this animated object, learners examine the operation of a demultiplexer along with the data output and select lines. A brief quiz completes the activity.
Pulse Train Fundamentals: Practice Problem #1
By Patrick Hoppe
In this interactive object, learners determine the pulse width, period, duty cycle, and frequency of a waveform.
Adding Fractions With Unlike Denominators
By Tina Dietzman
Learners follow steps to add fractions with different denominators. They also review fraction concepts, do a drag-and-drop exercise involving fraction terms, and add fractions with common denominators.
AC Voltage Conversion Problems
By John Rosz, Terry Bartelt
Learners work problems to make conversions between RMS, average, peak, and peak-to-peak AC voltages.
Total Impedance of a Parallel Circuit Using Complex Numbers
Students read how to determine the total impedance of a parallel circuit using complex numbers. The "J" term is used in the calculations.
Total Impedance of a Series Circuit Using Complex Numbers: Practice Problems
Students solve six problems for series impedance using complex numbers. Immediate feedback is given.
Total Impedance of a Parallel Circuit Using Complex Numbers: Practice Problems
Students work six practice problems to determine the total impedance of a parallel circuit.
Basic Internet concepts for kids
Number Spellings 11 - 20
Spell the numbers by clicking on the letters below.
The Internet & Net Geners
Digital Divide - Internet and Net Geners of the Net generation.
Creative Commons Attribution-NonCommercial 4.0 International License.
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Give your new group a name.