Jigsaw of Knowledge : CHILDREN'S

Although I have used an A-Z format this is just meant to be a concoction of interesting words and topics and is not an encyclopedia and cannot be used as such. The information is meant to be read straight through like a book.

Knowledge is a jigsaw puzzle. There are many pieces, but one piece will always be missing.

All men by nature desire knowledge.
(Aristotle 384-322 BC. Metaphysics Bk 1 ch. 1 980a 22)

Fortunately, in England, at any rate, education produces no effect whatsoever.
(Oscar Wilde The Importance of Being Earnest. Act 1 1895)

Who put the colours in the rainbow ?
(Paul Booth)