Put "the fun back into science in this ... book for children aged 6-9. All the popular science topics are covered, with weird and wacky questions and clear and lively answers, including biology: 'Why do freckles come in dots on your face?'; physics: 'Could you jump off the world?'; Earth: 'Why is the sky blue?'; chemistry: 'Why are there bubbles in boiling water?'; natural science: 'Do dogs cry?', and space: 'Why will the Sun explode and make us extinct?'"--