OUT OF PRINT
Smooth and Rough
This series introduces the reader to scientific ideas through everyday situations and objects covering basic topics in a simple, clear way. Each book features age-appropriate examples, captions and labels to present and highlight key concepts. Simple questions are asked throughout the text to encourage the reader to think about the information presented.
Suitable for lower primary.
Smooth and Rough
Why are pans and plates smooth? Why do tyres have treads? What is friction? Read ‘Smooth and Rough’ to find out! Learn what materials are naturally smooth, why some smooth surfaces are slippery, and how friction affects speed
| 1–9 copies | $29.65 |
| 10–19 copies | $28.00 |
| 20+ copies | $26.36 |
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