Book 3 in the Supervillain Academy series takes us into the multiverse, with fun and factual lessons on topics like black holes and time travel. There's no other space book for kids like this! "Is time travel possible?" "Can black holes collide?" "What is dark matter?" Discover the answers to these questions and many more at the Supervillain Academy - the magnificently morbid school for young bad folks-in-training. Discover how time can speed up or slow down depending on where you are, what happens when black holes collide, and whether wormholes could be the key to instant travel across vast distances. A factual and fun astrophysics book for young big thinkers and budding scientists: An accessible and enjoyable introduction to astrophysics, explaining big topics in a simple way Packed with facts about black holes, galaxies, the Universe and, most importantly, the answer to the question: "Do we live in a multiverse?" Each chapter is linked to science topics that children study at school Scientific concepts are brought to life with humorous illustrations Perfect for fans of Kay's Marvellous Medicine and the Horrible Histories series, Astrophysics for Supervillains 3: Mastering the Multiverse (and Other Secrets of Space and Time) is the third book in the Supervillain Academy series, which will have curious kids eager to arrive at school on time!.