Baifang

More Chinese Brain Twisters: 60 Fast, Fun Puzzles That Help Children Develop Quick Minds by Baifang John Wiley & Sons Paperback 9 September 1999 from£10.37 | RRP: ~~£9.99~~
Chinese Brain Twisters: Fast, Fun Puzzles That Help Children Develop Quick Minds by Baifang John Wiley & Sons Paperback 1 March 1994 from£11.46 | RRP: ~~£10.99~~