In this learning activity you'll build a resistor's color code based on the bands.
Hydraulic Directional Control Valves
By Terry Bartelt
In this animated activity, learners examine the operation of hydraulic directional control valves and the internal components that divert the fluid.
The TI-86 Calculator: The Power Function
By Patrick Hoppe
Learners read how to raise a number to a power using the TI-86 calculator. Examples are given for both real and complex numbers.
Elements of Machine Vision
By Craig Hemken
Learners examine the basic elements of a machine vision system. A short quiz completes the activity.
The schematic symbols of logic gates used in digital circuits are shown.
Abbreviations Representing Electrical Quantities
In this learning activity you'll identify abbreviations that represent quantities associated with electrical circuits.
Methods of Producing Electricity
In this learning activity you'll review the six different ways in which electricity is produced: chemical, friction, heat, light, magnetism, and pressure.
What Is Color?
By Steve Utschig
In this animated and interactive lesson, learners examine additive and subtractive color theories.
Converting Between Gray and Binary Codes
Learners follow steps to convert numbers from Gray code to binary code. They then view steps to change binary values to Gray code numbers.
Op Amps 3: The Inverting Amplifier
By Todd Van De Hey
Describe the inverting op-amp configuration and calculate the circuit gain.
This game will review primary, secondary, warm and cool color schemes.
i cant find 20 %
this was a very fun way to learn
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