Brainbox manufacture a great range of electronic kits with a cool easy to use press-stud system for making the contacts.
As with all Brainbox kits there is no soldering or trimming required the kit uses simple brightly coloured components with press-stud connectors.

The kit uses simple brightly coloured components with press-stud connectors.
Requires: 2 AA batteries (not included)
Build over 40 exciting experiments
Suitable for ages 8 & up