On March 14, middle school and high school students celebrated the “World Pi Day” through many activities. Students from grade 5 and 6 got busy designing and painting t-shirts whereas grade 7 and 8 students measured the perimeter of various circles and calculated the Pi constant and also formulate new words inspiring from the number of Pi. At high school, Pi Day was celebrated with many activities and assembly programme, which was prepared by IEK Production Team. Thanks to our students Cem Çal, Betina Levi, Emir Pars Yıldırım, Ece Lara Taş, Sima Akdurak, Efe Çalık, Dilay Aslan, Sedef Akar, Selen Cengiz and Ada Yılmaz for their efforts.