Created by Q-files.com, the great online illustrated encyclopedia: the comprehensive, in-depth, expert-verified educational resource for children aged 8-13. Covers 12 major subject areas, including: Astronomy, Solar System, Sun, Moon, Planets, Asteroids and Comets, Stars, Constellations, Galaxies, Universe More than 250 keywords alphabetically listed and clearly explained; fact panels with extra information; more than 80 detailed illustrations; comprehensive index Part of a 16-title reference set suitable for children aged 8-13 covering a wide range of topics-perfect for use in school or for homework. Each title includes 12 major headwords (one per spread) followed by 15-30 alphabetically listed entries, each clearly described and explained in a few sentences. Included on every spread is a factfile or timeline, plus a range of superb illustrations, diagrams or photos.