Worksheet
Curated OER

The Konigsberg Bridge Problem

For Students 9th - 12th
In this Konigsberg Bridge problem worksheet, students solve 35 short answer problems. Students construct networks consisting of even and odd vertices. Students make conjectures about the number of odd and even vertices on a vertex-edge...
Lesson Plan
Curated OER

Eulerian Paths and Circuits

For Teachers 9th - Higher Ed
Students explore the concept of euler paths and circuits. In this euler paths and circuits lesson, students discuss the bridges of Königsberg problem. Students discuss how to determine if an euler circuit exists. Students discuss the...
Lesson Plan
Curated OER

Mathematicians and Scientists Treasure Hunt

For Teachers 7th - 12th
Students match a fact with a mathematician or scientist using the Internet. They read about a mathematician or scientist that happens to be female or a person of color.
eBook
Mathigon

Mathigon: Graphs and Networks: The Bridges of Konigsberg

For Students 9th - 10th
This lesson focuses on developing a way to cross all 7 Bridges of Konigsberg without crossing any of them more than once. Euler discovered it was impossible, but he developed the idea of using graph theory to determine if it would be...
Handout
Wikimedia

Wikipedia: Seven Bridges of Konigsberg

For Students 9th - 10th
This Wikipedia site introduces the seven bridges of Konigsberg problem, a classic graph theory problem solved by the mathematician Euler in the 18th century.
Unit Plan
TED Talks

Ted: Ted Ed: How the Konigsberg Bridge Problem Changed Mathematics

For Students 9th - 10th
You'd have a hard time finding the medieval city Konigsberg on any modern maps, but one particular quirk in its geography has made it one of the most famous cities in mathematics. Dan Van der Vieren explains how grappling with...
Activity
Texas Instruments

Texas Instruments: Numb3 Rs: The Konigsberg Bridge Problem

For Teachers 9th - 10th
Based off of the hit television show NUMB3RS, this lesson introduces students to the world of Graph Theory, by having them explore the Konigsberg Bridge Problem. Through this lesson, students will be able to determine if Euler paths...
Activity
National Council of Teachers of Mathematics

The Math Forum: The Beginnings of Topology Leonard Euler

For Students 9th - 10th
This site gives a general description of one of Euler's contributions, topology. It also presents one of the more famous problems of mathematics, The Bridges of Konigsberg.
Activity
University of Canterbury

Canterbury: The Konigsberg Bridge Problem

For Students 9th - 10th
An introduction to the Konigsberg Bridge problem and its relationship to network theory.
Handout
Wikimedia

Wikipedia: Graph Theory

For Students 9th - 10th
Wikipedia provides an introduction and overview of graph theory. In addition to introducing the basic terms, there are related links to classic problems in graph theory such as the traveling salesman problem and Dijkstra's algorithm.
Website
National Council of Teachers of Mathematics

The Math Forum: Famous Problems in the History of Mathematics

For Students 9th - 10th
On this site, there are several math problems to explore and solve. Look through some solutions by famous mathematicians and expand your thinking about some interesting math concepts. Teachers of elementary grades may want to use this...
Article
Other

The University of Edinburgh: Discrete Mathematics Graphs

For Students 10th - 12th
This article is an in-depth look at graphs. Topics covered are graph models, terminology, representations of graphs, graph isomorphism, connectivity, Euler and Hamiltonian Paths, and more. Examples and explanations are included.