News OIS closed till 11 MayPosted on March 16th 2020 Optimist International School is closed till 11 May 2020, as a precautionary measure due to the COVID-19 disease outbreak. Read more Great expat community informationPosted on March 5th 2020 We are excited to have partnered up with ExpatsHaarlem and expatsHaarlemmermeer, two very informative community platforms for internationals to find o… Read more Talk for WritingPosted on February 22nd 2020 Optimist International School uses Talk for Writing. Talk for Writing is a powerful way to underpin children's English, and is widely used within UK p… Read more OIS a true pearlPosted on February 21st 2020 Since we opened our doors in January 2018, we have welcomed more than 175 pupils from 24 nationalities. Read more 1 … 6 7 8