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Topology
This collection contains resources from the website 1001mathproblems.com by Sian Zelbo. The focus is on ‘topology’ presented in the form of puzzles.
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Topologists map of the United States
In this puzzle students are asked to identify all of the states in a topological map of the United States of America. The resource contains a few hints to help orientate the map, but students will have to be familiar with the original map to complete the task.
The map was produced by Sian Zelbo and Mark Saul...
The flattened polyhedra problem
Imagine a cube-frame made out of infinitely stretchy wire that could be flattened to make a 2D shape, what would it look like? In this puzzle students are given three such 2D representation of 3D shapes and have to name them.
Alice’s party
This puzzle contains five pieces of information about people shaking hands at a party. The task is to establish the number of people at the party and determine who shook whose hand.
Villages, roads and farms
In this puzzle, students are given diagrams showing different layouts of villages, roads and farms - acting as vertices, edges and regions. Students are given a series of rules and challenged to draw maps that meet a variety of different conditions.