Tessellations pictures

Escher	Ships and fish	translation
Escher	Winged animals	reflection
Escher	Lizards	3 way rotation
Escher	Fish and bird	glide reflection
Islam	Alhambra, Granada, Spain	1350 AD
Islam	Mosque, Samarkand	1400 AD
Islam	Tiles, Marrakech, Morocco
	Penrose tiles	modern

See my Tessellations website for more info

Colour in regular tessellations

Draw irregular tessellations

M C Escher not only fitted repeated patterns together,
he flipped them and rotated them.
In Maths, these are called wallpaper groups.
There are 17 of them.

Escher - Ships and fish - translation

Escher - Winged animals - yellow reflects black

Escher - Lizards - 3 way rotation

Escher - Fish and bird - glide reflection

Islamic tessellations are zellige.

Alhambra, ~1350 AD - inspired Escher

Mosque, Samarkand ~ 1400 AD

Shrine, Iran ~1430 AD

Tiles, Marrakech

Penrose tiles

Normally tessellations repeat a pattern.
Roger Penrose has found tiles which do not repeat!