Students read information about basic logic gates including the gates' names, symbols, Boolean expressions, pronunciations, and truth tables. They then complete a matching exercise.

This learning object shows the symbols used to represent the type of pulse required at the clock input to activate flip-flops.

In this animated and interactive object, learners follow steps that begin with choosing the correct drive roll and include feeding the electrode wire from the spool to the welding gun.

The student views step-by-step instructions for programming a "job" with the PCII on the Marvel vertical band saw.