Use this resource with the As easy as 1, 2, 3 lesson from our Codes topic.

Get children investigating numbers with this Alphabet number decoder resource. It's a great first step to unraveling secret messages and cracking the codes you'll find in our Codes issue. Finding your own personal number will generate lots of maths discussion.

Use alongside the ‘As easy as 1, 2, 3’ lesson from the Codes topic.