If you want to change your school’s information on www.sio.nl, click the language of your choice below. This will get you to the right online form.

Please, always fill in your school’s name, next fill out the changes that you want made and last, but not least, click submit.If you want a page on www.sio.nl for a new school, please, fill out the complete form. French form
The online-form will automatically be send to the webmaster, who will adjust your page a.s.a.p. German form
Note that, once changes have been made, you will be asked to check your page again for correctness. English form