optical toy (Q3186688)
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toy using optical illusion of movement
- optical toys
- philosophical toy
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | optical toy |
toy using optical illusion of movement |
|
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Wikipedia(3 entries)
- cawiki Joguines òptiques
- enwiki Optical toys
- frwiki Jouet optique