9 September 2024
Your brain can make you ‘see’ an object that isn’t really there!
Want to know more?![](https://usborne.com/media/usborne/fact/o/p/optical-illusions--desktop_1_1.png)
On this website you can browse and buy Usborne books in English, French, German, Spanish, Catalan, Italian, Dutch, Korean and Brazilian Portuguese.
In the UK and certain countries in Europe, you can buy directly from Usborne or from an Independent Usborne Partner. In the USA you can buy books via links to Usborne Books & More, the website of our US distributors.
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In China, you can buy Usborne books in English and in Chinese (simplified characters) via online and offline retailers.
Learn a different fact every week!