Buy Used and New RoyRichards Books

101 Science Tricks: On Looking

by Roy Richards

ISBN 13: 9780750002820

Format: Paperback (32 pages)
Publisher: Hodder Wayland
Published: 31 Aug 1992
Other Format: Hardcover, Paperback

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Pb Science Surprises: More Fun Experiments with Science and Maths

by Roy Richards, Alex Pang

ISBN 13: 9780750012379

Format: Hardcover (101 pages)
Publisher: Wayland
Published: 31 Oct 1992
Other Format: Paperback

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Pb On Nature (Science Surprises)

by Roy Richards

ISBN 13: 9780750103190

Format: Paperback (32 pages)
Publisher: Wayland
Published: 30 Sep 1992
Other Format: Hardcover, Paperback

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