Turkish Airlines Science Expo 2020

At the Turkish Airlines Science Expo in Bursa in April 2020 we should have done our sundial and muqarnas workshops with a team of Turkish teachers and students. However, because of the outbreak of COVID-19 there were no flights to Istanbul and the event was postponed.
◊ Henk Hietbrink, Kübra Konya (and more)

• Bursa Science Expo
• Facebook event

Turkish Airlines Science Expo 2019

At the Turkish Airlines Science Expo in Bursa in 2019 we did our sundial and geometry workshops with a team of Turkish teachers and students.
◊ Henk Hietbrink, Ayca Turan, Nakiye Güventürk, Kübra Konya (and more)

• Bursa Science Expo
• Facebook event

Konya Science Festival 2018

In October 2018 we did our sundial workshop in Konya in the open air.
◊ Henk Hietbrink, Ayca Turan, Asli Yilmaz, Miray Yanlic

• Konya Science Festival
• Facebook event

AstroFest 2018

We did our sundial workshop in the Karina hotel on Uludag mountain.
Workshops were presented to introduce the concepts of sundials by
◊ Henk Hietbrink, Miray Yanlic, Ayca Turan and Kübra Konya

• Uludag Astrofest

Turkish Airlines Science Expo 2018

We were back in 2018 at the Turkish Airlines Science Expo in Bursa in 2018 with a team of Turkish teachers and students.
Workshops to introduce the concepts of sundials were presented by:
◊ Henk Hietbrink, Ayca Turan, Asli Yilmaz, Ebru Ergin, Kübra Konya, Nakiye Güventürk

• Bursa Science Expo
• Facebook event

AstroFest 2017

Workshops to introduce the concepts of sundials were presented by:
◊ Henk Hietbrink and Kübra Konya

Links to teacher meeting

A teacher meeting was held at Thursday, July 27^th at the Bursa Science Center.
◊ Henk Hietbrink and Irem Aslan Seyhan

Turkish Airlines Science Expo 2017

Workshops to introduce the concepts of sundials were presented by:
◊ Henk Hietbrink, Irem Aslan Seyhan, Kübra Konya

• Sundial Workshop 2017

AstroFest 2016

Workshops were developed to introduce the concepts of sundials.
◊ Henk Hietbrink (sundials)

• uludagastrofest.org

Fourth International Summer School at the Prof. Dr. Fuat Sezgin Foundation for the History of Science in Islam in Istanbul 2015

A workshop to introduce the problem of Ibn al-Haytham with two compasses was presented by
◊ Henk Hietbrink

Third International Summer School at the Prof. Dr. Fuat Sezgin Foundation for the History of Science in Islam in Istanbul 2014

A workshop to introduce the problem of drawing conic sections based on an instrument of Abu Sahl al-Kuhi was presented by
◊ Henk Hietbrink

Second International Summer School at the Prof. Dr. Fuat Sezgin Foundation for the History of Science in Islam in Istanbul 2013

A workshop to introduce a medieval portable sundial was presented by
◊ Henk Hietbrink

Links to websites

• Istanbul Museum of the History of Science and Technology in Islam
• Catalogue of the Collection of Instruments of the Institute for the History of Arabic and Islamic Sciences: Astrolabes
• www.astrolabeproject.com
• www.suncalc.org
• www.timeanddate.com
• www.sundials.org/

Links to documents

• Roy, Clarke, Astronomy Principles And Practice
• Jenkins: The Sun's position in the sky
• Morrison: The Astrolabe
• BYU Museum of Art: The Astrolabe workshop

video's

Usefull animations

• geogebra My sundial
• geogebra My sundial
• geogebra My altitude of the sun
• geogebra My astrolabe
• geogebra My meridian
• geogebra My most important angles
• geogebra My mirrors