In this animated learning object, students view the operation of an oscilloscope that is used to measure AC voltages. A brief quiz completes the activity.

Students read an explanation of the summing amplifier and the formulas for closed-loop gain. An example is given.

Learners follow an animated test procedure to determine if the parts of a hydraulic pump are worn.

Learners work problems to make conversions between RMS, average, peak, and peak-to-peak AC voltages.

In this learning activity you'll practice converting from one metric unit to another.

This learning activity presents information on how the type of material used for the core material of an inductor affects the inductors value in henries.

In this animated object, learners examine how the sensory, motor, mixed, and reflex nerves work in the human body.

In this interactive lesson, students use critical thinking to determine the best lean manufacturing initiative when solving problems for the fictitious Batchless Manufacturing Company.

Learners are introduced to the binary-coded decimal, a common way of encoding decimal digits in computing and electronic systems. A brief quiz completes the activity.

Uranus [yoor-uh-nuh s] is the seventh planet from the Sun. It’s barely visible to the naked eye, and is the first planet discovered with the use of a telescope.

Study alone or compete with your classmates to determine who knows more about our body's sh*ttiest system and prepare yourself for the NCLEX! May the best nurse win, and remember....always listen to your GUT!

Digestive system

Build your knowledge on the human circulatory and earn many points in a quiz game fit for you and some friends. Who will be the millionaire?