-->ptaff.ca

URBI ET ORBI

Our suggestions

Rules and interpretation of a card game in which rules are created by its players.

How to make both brain hemispheres work with 52 cards

Rules and interpretation of a card game in which rules are created by its players.

 
Description of two popular weather units; their uselessness and absurdity demonstrated by way of mathematics.

The ridiculous got a temperature

Description of two popular weather units; their uselessness and absurdity demonstrated by way of mathematics.

 
History, advantages and usage contexts of the PNG image format.

A flexible, optimized and free image format

History, advantages and usage contexts of the PNG image format.