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a) The dimensions of this book is as follows:- Length: 28.2 cm Breadth: 22.3 cm Thickness: 2.3 cm Mass of the book: approx 1 kg Number of pages: 256
b) The Topics in this book: 1) Studying Science 2) Building blocks 3) Matter 4) Acids and Bases 5) Substances and Mixtures 6) The Periodic table 7) Compounds 8) Chemical reactions 9) Force 10) Energy 11) Laws 12) Metals and Non-metals 13) Machines 14) Gravity 15) Electricity 16) Light and its sources 17) Particle Physics 18) Cells 19) Evolution 20) Ecology 21) Scientists
Science Encyclopaedia published by Om Books International is a well-written educational book. The book has full of pictures and is written in simple, lucid language making it attractive to readers. It will be very useful for children who want to opt for Science. The book covers Chemistry, Physics, Biology and Environmental Science. Suitable for ages 11 onwards, I highly recommend people to purchase this Encyclopaedia.