Help the aged?
A little while ago we wrote about how Leitz, the company that pioneered the lever arch file, created a ‘soft click’ mechanism for its three-ring binders.
Something doesn't add up
Did you know that there are magic tricks just for calculators? So if you're thinking of buying a new calculator (perhaps a fancy scientific version) for your desk, why not see if you can amaze your office with some amateur magic?