Why do this problem?
The idea of this problem
is for children to adopt a systematic approach to the order in which they can use the information. They will need to prioritise the clues which immediately help them to name a child and then move on to the clues which are perhaps more ambiguous, gradually narrowing down the
As the hints suggest, having a way to record their thinking will be vital. This photocopiable sheet might be useful.
How are you going to record what you have done?
Why don't you could call the children by the first letter of their names - A, B, C etc?
What about sketching out the line of children?
Why don't you write all the possible letters by each child until you have found out exactly who each one is?
Learners who found this easy could try Rabbits in the Pen
Suggest using this sheet to jot down possibilities or start with this similar, but easier problem, Whose Face?