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صورة معبرة عن أبو الريحان البيروني

Middle eastern tile tables. 6th grade symmetry lesson.

Workshop of Rogier van der Weyden, Portrait of a young woman of the Burgundian gentry wearing a "beehive" or perhaps truncated cone hennin, 1460s. Part of the veil comes forward to cover the eyebrows.

The Astronomical Clock on the Old Town Hall, Prague, Czech Republic - (1410) constructed by the clockmaker Mikulas of Kadan in collaboration with Jan Ondrejuv called Sindel, professor of mathematics and astronomy of Prague Charles University. The astronomical dial (astrolabe on the clock face) with its mechanism is working to this day.

from Teachers Pay Teachers

Back to School Pennant: Golden Spiral

A Golden Spiral and Fibonacci-themed Back to School pennant for all ages (6 styles)

Spieler (Gambler) Dieses Bild: 006740 1479 ; 1479 ; Wien ; Österreich ; Wien ; Österreichische Nationalbibliothek ; cod. 3049 ; fol. 99v

"Laboratório de alquimia - A primeira sala na exposição é réplica de laboratório de alquimia da Idade Média. A forma pela qual a sala é equipada demonstra que os alquimistas também executavam experimentos, embora o propósito da alquimia fosse a purificação espiritual do alquimista. O laboratório contém fornos e vários aparatos típicos da época. A arte da destilação exerceu um papel importante dentro da alquimia."

from Our Journey Westward

Middle Ages Study

(This post contains affiliate links.) While Mahaya (9th grade) was busy with Romans, Reformers and Revolutionaries, Caleb (6th grade) and I enjoyed a shorter, simpler unit study about the medieval …