In this activity, we will explain the mechanics of site structure and the role it plays in search engine optimization.

In this animated lesson, students read an analogy comparing water in a "special" water tank to the current "flow" through a capacitor.

In this learning activity you'll identify the counties with the largest Christian populations.

In this learning activity, you'll identify behaviors of the three ego states and practices their use.

Learners rank the effectiveness of various apologies and evaluate how well these apologies resolve conflict. This activity has audio content.

Learners solve 14 problems related to voltage, current and power in a single source, six-resistor circuit. A help screen is provided.

In this animated learning object, learners view how the fats that people eat are digested and absorbed.

In this interactive object, learners match physiological, mechanical, or other parenteral nutrition complications with the appropriate nursing care.

In this interactive object, learners consider three situations involving patient care. They then decide what legal principles are involved.

This document is a visual and text description of using a screw thread micrometer with a lathe.

Students view the mathematical expression of a sinusoidal waveform with respect to time (t) and solve five problems. The answers are provided so students may check their work.

In this interactive object, students work 11 practice problems and solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.

In this interactive object, learners read about the differences between push and pull manufacturing systems. A brief quiz completes the activity.

Learners examine animations of the most common transmission signals used in automated systems, such as 4 mA to 20 mA, 3 psi to 15 psi, and 0 to 10 volts. A brief quiz completes the activity.

Learners examine how melting, vaporization, and sublimation require energy input while freezing and condensation release energy.

In this interactive object, learners analyze a series-parallel DC circuit problem in a series of steps. Immediate feedback is provided.

In this learning activity you'll review the operation of a NOR gate by using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.

The learner identifies if phrasal verbs are used correctly in a sentence. If they are not used correctly, the student substitutes the correct answer.

By the end of this learning activity, you’ll know how to understand, use, and maintain different types of fire extinguishers.

Learners read a brief introduction to in-control and out-of-control conditions and view a series of distribution curves. This is a follow-up to the learning object titled "Quality Basics: Variation."