How kaleidoscopes work?

hi i hate wiki answers but it is usful keep it up

It was invented in the 19th century by Sir David Brewster. He named it from two Greek words meaning 'beautiful' and 'form', and added the word scope to show that it was something that you look...

Go to the 'related links' below the link will take you to the wikipedia page for kaleidoscopes.

i think they work by turning the knob at the end. there is a tub of beads there and it makes a lovely image from the reflect of the mirrors. this is probbly wrong.

kaleidoscope is a thing/object which works on the principle of multiple reflections. the three plain mirrors reflect light that,s why we can see paterns.