You know? It contains theory sheets and exercises done on purpose to afford to come back quickly before the test or query directly on your smartphone.

You know? follows the index Zanichelli your book and each chapter provides:
- theory cards to revise the key concepts
- test compounds for 10 exercises each to test you and see what you know. In any exercise right you can find the reference to the corresponding theory board, to better understand why you were wrong or to deepen the connected concept.

You can use Know? Trial mode to browse and discover how it is made, and you can easily sign up myZanichelli and enter the activation code of your book.