Power of the Force
From Wookieepedia, the Star Wars wiki.
Power of the Force is a puzzle book aimed at children, that features characters from The Clone Wars film. It was available exclusively from WH Smiths in the United Kingdom and a voucher for it, that allowed it to be purchased for just £1, could be found in Mcdonalds Happy Meals.
[edit] Back cover
Darth Sidious, Count Dooku and General Grievous are poised to rule the galaxy. Your mission is to help Anakin and Ahsoka save the universe from their evil grasp by breaking codes, solving puzzles and learning about The Clone Wars along the way.
