Book excerpt: Over 200 intriguing science questions - answered. This is the ideal science encyclopedia to help budding Einsteins ages 6 and up with their school and homework projects - as well as for parents who need to answer those tricky science questions. Do You Know About Science? brings subjects such as the living world, human body, the material world, energy, forces and movement, and our planet to life, with colourful pages and a fun question and answer format. Where does light come from? Can I feel forces? What is my body made of? Why is lemon juice sour? Do You Know About Science? focuses on the subjects that kids really want to know about and the questions they ask, helping them easily learn new information. From everyday questions such as what makes the light turn on, to the bigger questions like what is in space, Do You Know About Science? will satisfy even the most curious minds with an amazing collection of facts.