Dohn J's Enrolled Lessons
20 minFREEEngineering lessonFree11 CQ
Customize your computer to meet your exact needs by building it yourself! Learn what hardware you’ll need to get started in the Part 1 of this four-part series.
25 minFREEEngineering lessonFree13 CQ
Installing the power supply in your custom-built computer was a breeze! Now learn how to install the optical drive, card reader, and hard drive.
38 minFREEEngineering lessonFree20 CQ
Mounting the motherboard and connecting the cables properly are the final hurdles to clear when putting together your own custom-built computer.
19 minFREEEngineering lessonFree10 CQ
Now that you’ve finished putting together the hardware for your custom-built computer, all that’s left installing an operating system and the motherboard drivers!
3 minFREEPhysical Therapy lessonFree2 CQ
Poor posture can lead to chronic pain and other health problems. Learn how to detect posture problems, and improve posture by repositioning your body.