In this learning activity you'll recognize potential safety hazards around grinding equipment
By Kelly Curran
In this learning activity you'll review a visual overview of depth measurement using the depth micrometer.
Basic Logic Gates
By Terry Bartelt, Terry Fleischman
The learner will understand the operation of the six fundamental logic gates and the inverter by using truth tables, Boolean Algebra equations, switch analogies, and written statements.
Print Reading: Angled Mount
Learners test their ability to visualize an angled mount in this interactive exercise that features animated pictorial views.
Selecting Electrodes For Wire Feed Welding
By Dave Hoffman
In this interactive object, learners read an explanation of the electrodes used for welding with the GMAW and FCAW processes. In two matching exercises, students test their knowledge of classification and specification numbers.
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