"Depicts familiar things that are smooth and things that are rough to demonstrate the concept of smooth and rough"--Provided by publisher.
- ISBN10 160870422X
- ISBN13 9781608704224
- Publish Date 30 January 2012
- Publish Status Active
- Publish Country US
- Imprint Cavendish Square Publishing
- Format Hardcover (Library Binding)
- Pages 16
- Language English