Places we recommend, and services we've used.

ChickBot Club - Using this basic kit a child can build a low-cost, simple, robust, expandable robot platform that best of all, goes cheep! The kits can be used with the Raspberry Pi, Arduino or MicroBit platforms and have activities for all ages.
Derby Silk Mill Museum of Making
Eggleston Steel Ltd, Derby - This is the company we've bought steel from for every evolution of Chompalot, this time they even plasma cut the pieces for the new jaw. They've been in business since 1809!
Kustomized Printing, Embroidery and Engraving, Derby - We highly recommend this company for their, fast, friendly and reliable service, they produced our 2016 team shirts and jackets from graphics supplied by us.
STEM Derbyshire For information about nationally recognised science, technology, engineering and maths (STEM) days and weeks.
Thingiverse - A 3D Design Community for discovering, printing, and sharing free 3D models. ... Thingiverse is the best and largest place to discover and print 3D models. It's as addictive as Pinterest!