Plus 1, minus 1

Photographs and simple text introduce children to the mathematical concepts of addition and subtraction.

Rourke Pub.
2011
9780329802233
book

Holdings

hidmidmiidnidwidlocation_codelocationbarcodecallnumdeweycreatedupdated
272235762153172378178924267130GAE184GAP0043358513.2 MAT513.216377825731736800991