Requested Lego Experiments 4

Random Lego experiments requested by viewers. Enjoy! 00:00 increase wheel diameter 01:02 string launcher 01:52 microscope on gear reduction String launcher by ZipString: Microscope setup: TELMU Microscope 40X-1000X Samsung Galaxy A41 with 48 MP camera To request an experiment, just add a comment here. Alternatively you can send a message in Facebook () or email to the address found in the About page.