How+Computers+Represent+Positive+Numbers

Video Samples
Go here to view videos on binary numbers

Creating this binary piano may help you: ( Credit to D.Muir for this document)

Task 1
8 pupils come to the front of the class. The rightmost person will represent 1, the next person 2 and the leftmost person 128. Each pupil will be given a card with 0 on the front and a 1 on the back. Members of the class will take turns to choose a number 0-255 and the pupils standing need to show the appropriate card

Task 2
Each pupil should make up 5 binary -> decimal and 5 decimal -> binary questions (and work out the answers). Now show these questions to a partner and get them to work out the answer. How many did they get right?

Task 3
Try to get the high score on this [|binary game from Cisco].