In this interactive object, learners adjust the caster of a vehicle to control its directional stability.

In this animated object, learners examine the parts of a plastics extruder. A quiz completes the activity.

This project gives steps to complete the activity.

Students use algebra to rearrange formulas and solve for the missing volume, density, or mass quantity.

Learners examine the internal components of an optical encoder used in automated manufacturing applications. A brief quiz completes the animated activity.

In this screencast, learners examine the movement of fluid within the vascular system.

In this screencast, learners examine the bones of the appendicular skeleton.

in this screencast, learners examine the formation of radial and concentric fractures as an object breaks a pane of glass.

In this screencast, learners examine the properties of the peptide bond and how the bond relates to the structure of hair.

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

Learners examine the operation of an inductive proximity sensor in this animated object. A brief quiz completes the activity.

Learners conduct an experiment to illustrate how a greater number of particles in a "vessel" increases osmotic pressure.

In this screencast, students read about the stages of microbial dental plaque formation and the time it takes for each stage to occur.

In this animated object, learners observe the operation of a J thermocouple with a cold junction. A table is used to convert the voltage it produces to a corresponding temperature. A brief quiz completes the activity.

Learners review the process for calculating board feet and use virtual samples to practice the process.

In this screencast you'll define how perception influences your world view and learn the elements of the perception process.

Learners view several movie clips that demonstrate the use of an indicator to follow the neutralization reaction that occurs when an acid and a base are mixed. Students test their knowledge in a series of questions. Immediate feedback is given.

Visualizes direction and quantity of glass particles as the glass is impacted by a force.

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

In this screencast, students view a basic wheelchair and identify its parts.