
Sustainable Toothbrush Project - Toothbrush, User Observation, Sustainability, Collaboration,Prototypes, Interface, Interaction, Service,Competition

Sustainable Toothbrush Project - Toothbrush, User Observation, Sustainability, Collaboration,Prototypes, Interface, Interaction, Service,Competition

Sustainable Toothbrush Project - Toothbrush, User Observation, Sustainability, Collaboration,Prototypes, Interface, Interaction, Service,Competition

Sustainable Toothbrush Project - Toothbrush, User Observation, Sustainability, Collaboration,Prototypes, Interface, Interaction, Service,Competition

Sustainable Toothbrush Project - Toothbrush, User Observation, Sustainability, Collaboration,Prototypes, Interface, Interaction, Service,Competition

Sustainable Toothbrush Project - Toothbrush, User Observation, Sustainability, Collaboration,Prototypes, Interface, Interaction, Service,Competition