Discover how to build your own DIY laser pointer that connects to your smartphone's headphone jack and is controlled via an app. This step-by-step guide covers preparing the audio jack, soldering the ...

Discover how to build a simple DIY projector using everyday materials like cardboard and a small flashlight or laser pointer. This easy step-by-step tutorial guides you through crafting a homemade ...

Check out this fun DIY projector for the iPhone from the guys from Hack n Mod, made using 35 individual laser pointers, which can recreate a bit map font using the iPhone. This cool iPhone projector ...

Sometimes driving my cat crazy with a laser pointer just doesn't cut it. On occasion it would be nice to pre-occupy myself with delusions of adventure and a dynamic outdoor activity. The project uses ...

The videos from [styropyro] are always amusing and informative. However, ironically for him, he is alarmed that many green laser pointers are more powerful than they are supposed to be. Sure, you ...