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91 Cool Maths Tricks to Make You Gasp!
6-9 år
häftad,
2021,
Engelska,
ISBN 9781789505306
This is no ordinary boring math book. Young readers will love this incredible compendium of mind-blowing facts, experiments and fun, interactive activities. Written by …
73 Cool Science Tricks to Wow Your Friends!
6-9 år
häftad,
2021,
Engelska,
ISBN 9781789505313
Discover the mind-bending, super-weird science that they don't teach in school!Young readers will love this awesome collection of science tricks - including incredible optical …