Learners read an explanation of how the Magnetron Ignition System uses a solid state switching component, a step-up transformer, and magnetism to provide a high voltage spark in a one-cylinder combustion engine.

Students read an introduction to transformers that includes schematic symbols, turns ratios, mutual inductance, and the coefficient of coupling.

In this interactive object, learners follow steps to program and operate the Ercolina Top Bender.

Learners examine the wiring of the primary components of the three types of DC motors, series, shunt, and compound. The operational characteristics of each type of motor are described. A quiz completes the activity.

In this learning activity you'll examine how electronic converters convert between analog voltages and proportional digital signals.

Learners compare animations of analog and digital data signals. A short quiz completes the activity.

In this animated activity, learners examine how an electronic converter changes digital signals to analog signals. Sections of a synthesizer are identified, and the operation of a D/A converter is demonstrated.

In this learning activity you'll review the hexadecimal numbering system.

In this learning activity you'll practice converting between hexadecimal and decimal and between hexadecimal and binary numbers.

Digital Divide - Internet and Net Geners of the Net generation.

Test your knowledge of multimedia acronyms commonly used in the computer industry.

Basic Internet concepts for kids