Op Tric, Set of 5
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Colors produced from black and whiteThe eye sees, the mind thinks – black More…
Colors produced from black and white
The eye sees, the mind thinks – black and white is not always black and white. Rotate the top and observe it carefully. Moments later, one perceives soft pastel shades of colors and the black-and-white world is suddenly more fascinating.
- Heiko Hillig
Suitable for following age categories:
- from 6 Years