Stories by Heinrich Hemme

Heinrich Hemme is a physicist and a former university lecturer at FH Aachen–University of Applied Sciences in Germany.

Illustration of a hand and multiple numbers against a purple background.

MathematicsJanuary 21, 2025

Math Puzzle: Build a Square

Arrange pieces into a square in this math puzzle

Heinrich Hemme

Illustration of a hand and multiple numbers against a purple background.

MathematicsDecember 17, 2024

Math Puzzle: Move the Tower

Transport the disks in this math puzzle

Heinrich Hemme

Illustration of a hand and multiple numbers against a purple background.

MathematicsNovember 19, 2024

Math Puzzle: Find the Secret System

How are these numbers organized?

Heinrich Hemme

Diagram shows circles representing cities A–P and blue lines connecting each circle to two or more others.

MathematicsJune 20, 2024

Math Puzzle: How Many Routes Can You Find?

Try to solve a traveling salesman’s directional dilemma

Heinrich Hemme