In this animated activity, learners examine the operation of a pneumatic cylinder that continuously cycles by extending and retracting.

The effect of connecting voltage sources in parallel to increase amperage to a load is presented.

In this interactive and animated object, learners examine the flow of electron current into and out of hot and neutral sockets during each alternation of an AC waveform. A brief quiz completes the activity.

Students view photos of an electric pencil sharpener as it is disassembled. The learning object is intended to prepare students to be able to identify the components and create an assembly process in a future activity.

In this learning activity you'll apply the Pythagorean Theorem to isosceles and equilateral triangles.

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

Students solve six problems for series impedance using complex numbers. Immediate feedback is given.

Students work six practice problems to determine the total impedance of a parallel circuit.

Students solve five problems to determine the total impedance of a series-parallel circuit. Immediate feedback is given.

Play tic tac toe and learn about sampling

Bimbing ular ke jawapan yang betul tanpa menyentuh tepi papan permainan! Permainan ini tidak mudah!

Showcase your basic knowledge of dc-dc converters to win the game

Check POLARPEDIA.eu for answers. All the questions are polar and STEM related!