Children of the mid-20th century will almost certainly remember View-Master, with its circular slide reels and 3-D views of stories and places. It hasn't changed much in 75 years, but Mattel announced ...

Believe it or not, you won't actually need a View-Master to view the content Google is presenting this week. The View-Master device is just a box with a magnetic switch – just like Google Cardboard.

Remember the View-Master? You slotted a disc of slides called a ‘reel’ into the top, clicked the lever on the right, and were thrilled by the scenes before your eyes. Introduced in 1939, the ...