What's new

binary posts

Magic calculator Activity

by David Shaw, 27 March 2016 | 0 comments


Are you a magician? Or a mathematician! Guess someone’s number with this cool trick.

Continue reading Magic calculator


Binary for beginners Activity

by David Shaw, 14 January 2014 | 4 comments

111B + 110B = 1101B

Binary is a way of writing numbers using two digits, typically represented by 1 and 0. It takes some practice to be able to read binary, but it’s the basis of how almost all computers do arithmetic!

Continue reading Binary for beginners


Decoding binary numbers Activity

by David Shaw, 13 January 2014 | 4 comments

Zeroes and ones on a blue and green background. ©iStock.com\ivanastar

Written by Gabrielle Tramby In this activity you’ll do maths like a computer. It’s a bit tricky, so younger readers may want to read the ‘What’s Happening?’ section first.

Continue reading Decoding binary numbers