nerd toys

By Xah Lee. Date: .

random notes on nerd toys.

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veatree magnetic sticks h2cpG
Veatree magnetic sticks Buy at amazon
Speks Geode Magnetic Pentagon gHQVx
Speks Geode Magnetic Pentagons Buy at amazon
Infinity Cube QkyVS-s500
Infinity Cube Fidget Toy Buy at amazon
usb fan 2021 5Vnhm
Buy at amazon
Hoberman Switch Pitch Ball 2021
Hoberman Switch Pitch Ball Buy at amazon
Hoberman Switch Pitch Ball mechanism
Symmetry Adapted Analysis of the Hoberman Switch-Pitch Ball by Yao CHEN and others.