Bulgaria - New Bulgarian University
The College, Weert (NL)
Helicon Education, 's-Hertogenbosch (NL
Primary school Nassauhof, Weert (NL)
Immanuelschool, Boskoop (NL_
CHE - Christian University, Ede (NL)
Child center Kleinerf, De Mortel (NL)
University Leiden (NL)
Faculty of Mathematics and Natural Science