Why Didn't I Think of That? Volume A

  • Puzzles developed by top students & Gifted and Talented Education (GATE) students aged 4-12
  • Questions featured in major Mathematics competition and school admission tests
  • Multiple types of questions such as Alphametics, mazes, patterns and many more
  • Challenging not only for children but adults as well


Here are the followings ways that you can/will receive the e-books:

1. After checking out and making payment on our website, there will be a link for you to download the e-books.

2. An email with the download link will be sent to your email that you have used to make the payment.