The Alien Detective Agency series of reading books, featuring Jack Swift and Wanda Darkstar, are for children and young adults aged 8 to 14 and over who are struggling to read. Each book has been carefully written for those with a reading age of approximately 7 to 8, but are packed full of adventure and brilliant illustrations to really grab the reader interest.On a medieval planet, a monster known as the Stinky Slime Blaster has kidnapped the Princess. The King sends for Jack and Wanda. Will it be slime time for the Alien Detective Agency?