Explore science's biggest unsolved mysteries, from unanswered questions about the animal kingdom and the human body to the unknowns of space and time. Have you ever wondered how the universe will end or why we dream? From the possibility of life on other planets to understanding how scientists are bringing mammoths back to life, this science book for kids age 7-9 sheds light on fascinating questions that are still unanswered. With stunning facts and fun science, Things Science Doesn't Know Yet is packed with the latest scientific developments and captivating topics like the multiverse and time travel. Young readers will not only marvel at what science is yet to solve, but also learn how the scientific process works - step by step - through experiments, collaboration, and persistence. In this unsolved mysteries book for kids, you'll discover: Fun, fact-packed explorations of questions like 'why do we dream?' and 'could we live on other planets?'.Inspiring insights that encourage children to think like scientists.Expertise from leading science educators at the UK's Royal Institution. Perfect for budding scientists or those curious about the world, it's the ultimate guide to the mysteries that keep scientists awake at night!