Age range 9+Ideal support for science at primary level. From exploding medicine to fireworks, this book's careful, step-by-step narrative explains what gunpowder is and how human beings have learned to use it for their benefit. The clear text is supported by lively illustrations.
Age range 9+Ideal support for science at primary level. From blocks of wood to 3-D laser printers, this book's careful, step-by-step narrative explains what printing is and how human beings have learned to use it for their benefit. The clear text is supported by lively illustrations.
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