Collaborative design exploration: envisioning future practices with make tools. - Kirsikka Vaajakallio; Tuuli Mattelmäki (DPPI, 2007)

"It has to be a group work!": co-design with children. - Kirsikka Vaajakallio; Jung-Joo Lee; Tuuli Mattelmäki (IDC, 2009)

co-design lessons with children. - Kirsikka Vaajakallio; Tuuli Mattelmäki; Jung-Joo Lee (Interactions, 2010)

Tracing situated effects of innovative design methods: inexperienced designers' practices. - Jung-Joo Lee; Kirsikka Vaajakallio; Tuuli Mattelmäki (DESIRE, 2011)

Storytelling Group - a co-design method for service design. - Anu Kankainen; Kirsikka Vaajakallio; Vesa Kantola; Tuuli Mattelmäki (Behav. Inf. Technol., 2012)

Taking design games seriously: re-connecting situated power relations of people and materials. - Mette Agger Eriksen; Eva Brandt; Tuuli Mattelmäki; Kirsikka Vaajakallio (PDC (1), 2014)