A hand-washing automaton with a flush mechanism
A candle clocks
A hydropowered saqiya chain pump device
The Elephant Clock was one of the most famous inventions of Al-Jazari
Diagram of a hydropowered water-raising machine from The Book of Knowledge of Ingenious Mechanical Devices by Al-Jazari in 1206.
Islamic scientific development during the time Europe
Banu Musa Mohammed and Ahmed (Abu Jaafar), al-Hasan ibn Muhammad ibn Musa ibn Shakir, athletes and astronomers and practitioners.