“MoSo Tangibles” research project (my MSc. thesis work) in collaboration with dr. Alissa Antle from Simon Fraser University (Canada). Published in Bakker, Antle and Hoven (2012), Bakker, Hoven and Antle (2011), Bakker, Antle and Hoven (2009), and Antle, Corness, Bakker et al (2009).