Students practice identifying common elements from the periodic table by name or symbol.

In this animated and interactive object, learners use a memory device to identify NPN and PNP transistors. Learners also examine how much the transistors turn on when the voltage applied to the base is varied.

Learners read definitions of atomic symbols, atomic numbers, and mass numbers and then answer questions about the number of neutrons, protons, and electrons in select elements.

This interactive object is designed to help learners memorize schematic symbols used in hydraulic diagrams. Learners quiz themselves using electronic flashcards.

This interactive object is designed to help learners memorize the schematic symbols used in ladder logic diagrams. Learners quiz themselves using electronic flashcards.

This interactive object is designed to help learners memorize schematic symbols used in pneumatic diagrams. Learners quiz themselves using electronic flashcards.

In this interactive object, learners view a mind map of the symbolic interaction Approaches and answer questions about communication and symbols.

Learners examine the drawing symbols used for counterbore, countersink, spotface, radius, diameter, and depth. In the quiz that completes the activity, they associate these symbols with machining applications.

In this learning activity you'll review various types of common components used in electronics and view their schematic diagram symbols.

In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.

In this interactive object, learners view the icons and symbols used most frequently in value steam mapping. A matching activity completes the object.

In this learning activity you'll read introduction to electrical quantities, units, and symbols and test their knowledge in a matching exercise.

The schematic symbols of logic gates used in digital circuits are shown.

Learners read about the similarities of electronic and hydraulic components and then match the schematic symbols in a drag-and-drop exercise.

In this learning activity you'll review different math symbols and identify them in a matching exercise.

Learners examine the symbols and values that control surface roughness, waviness, and lay. A brief quiz completes the object.

Learners study the types of symbols used on a P&ID diagram to indicate instruments. A quiz completes the activity.

Students read about the six common terms used to represent the powers of ten in the field of electronics and complete two matching exercises.

In this interactive object, students explore the basic elements and common terms associated with dimensions and leaders. A quiz completes the activity.

Learners examine the different types of lines used on a P&ID diagram and the types of connections they represent. They test their knowledge in a matching exercise.