Triangle Puzzles
Arithmagons
Magical triangle puzzles where the numbers on the edges are the sum (or product, or…) of the numbers at the vertices. Work forwards to practise, work backwards to think deeply.
14
Activities
3
Topics
0
Used
Inspired by Jonny Griffiths’ wonderful RISPs. Download the free ebook at risps.co.uk
Why I love arithmagons
Simple to create
No special resources needed
Work forwards
Consolidate key concepts
Work backwards
Deep thinking & creativity
Versatile
Works for any topic
Extension ready
Students create their own