I create a couple of books, t-shirts and posters.
- You can find my books over at Amazon.
- You can find my PDF eBooks over at LuLu.
- You will find my latest t-shirt and merch design over at Threadless.
- My posters are available at Society6.
- Some of my older t-shirt design are available at Spreadshirt.
- My English books are available here:
- Robots in Education: An Introduction to High-Tech Social Agents, Intelligent Tutors, and Curricular Tools
- An Introduction to Ethics in Robotics and AI
- Human-Robot Interaction – An Introduction
- FULFILL.
- The Unofficial LEGO Color Guide (Sixth Edition)
- The Ideal Order (Second Edition)
- The Complete LEGO Minifigure Catalog 1975-2015
- Learning ROILA
- I am broadcasting two free podcasts:
- Meine deutschen Bücher: