Roberto Trostli

Roberto Trostli is the author of "Physics the Waldorf Way", "Physics Is Fun!", "Rhythms of Learning" and "Creating a Collaborative Circle of Spiritual Leadership".

Books by Roberto Trostli

Physics the Waldo...
Trostli, Roberto
Paperback: $23.00

Rhythms of Learni...
Steiner, Rudolf
Paperback: $30.00

Creating a Collab...
Trostli Roberto
Paperback: $20.00

Physics the Waldo...
Trostli, Roberto
Paperback: $60.00