21:24

How to Wire Multiple LEDs: Series vs. Parallel LED Circuits

22:31

Zener Diode Practical

14:41

How 3 Phase Power works: why 3 phases?

6:38

WHY THIS $1 Aliexpress Module WILL Surprise YOU?

9:43

Try making a touch-sensitive smart river desktop and simply share the process!!

32:21

Can I Wire My Own Home? (and save THOUSANDS of dollars?!)

5:51

Use of Multimeter

12:25

Second's Pendulum Activity