In this interactive learning object, the student examines the types of COPD and designs a treatment plan for a specific client.

In this interactive object, learners examine the characteristics of effective visual displays. This activity is designed primarily for instructional assistants.

This activity provides an interactive burglary crime scene where the user must deterime what and how to collect the evidence.

In a series of interactive exercises, learners identify the parts of a URL, a Web site, and an e-mail memo. Students are given their score at the end of the activity.

In this interactive object, the learner reads an explanation of how various shielding gases are used in GMAW and FCAW. An exercise completes the activity.

In this interactive object, learners demonstrate their knowledge of the in-depth checklist a pilot uses on a regular basis.

In this interactive object, learners examine how hydraulic oil is contaminated, the types of damage contamination can cause, and the methods used to clean the oil.

In this interactive and animated activity, students follow the steps for proper digital multimeter placement for resistance, voltage, and current.

In this interactive object, learners view a practical application of a PLC Timer-On function.

In this colorful, interactive object, learners examine how materials on the nanoscale compare with those on the macroscale. The focus is on the difference between macroscale and nanoscale gold in both color and melting point.

In this interactive object, learners sort veterinary antiparasitic medications into categories.

In this interactive object, learners determine the pulse width, period, duty cycle, and frequency of a waveform.

In this learning activity you'll quiz yourself about Greenland by answering questions about the people, the land, and the economy.

Users of this learning object evaluate the early online experiences of four hypothetical students and record the lessons that can be learned about what to do and what not to do to create effective online learning environments.

In this animated object, learners examine how a gateway server operates.

2D and 3D views used to help convey information from a drafter or designer to the welder are provided. This activity will focus on a mounting wedge. A short quiz to test your ability to correctly read this information follows.