Long Multiplication https://www.mathematische-basteleien.de/multiplication.htm
How to multiplicate numbers with several digits
multiplication References top Ewald Fettweis: Wie man
How to multiplicate numbers with several digits
multiplication References top Ewald Fettweis: Wie man
A Collection of Ladder Problems
A man of the mass M=60kg ascends up the ladder.
How to make flexagons
Wenn man es in der Mitte öffnet, muss man wissen, dass
The magic hexagon and its variants
This man started in working on the hexagon in 1917
How to make the fortune teller
replaced by statements like „You‘ re going to get a rich man
Inhaltsverzeichnisse der Bücher von Martin Gardner, die ins Deutsche übersetzt wurden.
und andere scheinbar endlose Aufgaben, mit denen man
How to make a paper boat
) The Paper Ship Folding World Record Youtube wie man
My view on Cat’s Cradle
LaReCreativeFamille Louis Enright Marcelo Gabriel Mei Man
Making of the Mandelbrot Set and its mathematical background
In Germany we call it Apfelmännchen (apple-man) because
Drawing the house of Santa Claus is a children game
keinen Mann [=“Who can’t do this drawing, will get no man