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.Something strange is going on at Kew Gardens. A giant alien plant is trying to gobble up the visitors! Wanda won't let Jack bring the weedkiller and the alien plant has more teeth than a school of sharks!