An internationally-renowned bestselling author of over 15 books, Rob Eastaway is best known for his contribution to making Maths more accessible and fun for all. In his exclusive session on Learn Lounge, Rob sheds some fascinating insight into the world of numbers and invites you to take the Diffy challenge. So join us, put your maths skills to the test and find out if you can solve this classic puzzle. And you may be in with a chance to win a grand prize.
