sugru helps people improve the shape of plugs so they're easier to pull, make buttons and lightswitches easier to use, add grips to cameras and phones, and compete in marathon canoe races, amongst other things.
8 mini packs of Sugru $22 The super handy pack size>
Make USB drives identifiable for the visually impaired>
Add tactile grip to a 3d printed prosthetic>
[Fix of the Month, Aug 2012] A mod to take part in an epic canoe race…
[Sugru kit] Make things magnetic $20>
Modify a kettle for the visually impaired [Fix of the Month, Jan 2013]>