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10 pages • missing pub info (editions)
ISBN/UID: 9780794539627
Format: Paperback
Language: English
Publisher: Not specified
Publication date: Not specified
Description
"Young children will love moving the sliders to do the simple subtraction problems in this book. A brand new series of interactive board books to make it easier for children to learn math skills. Slide the simple mechanisms and see the picture cha...
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10 pages • missing pub info (editions)
ISBN/UID: 9780794539627
Format: Paperback
Language: English
Publisher: Not specified
Publication date: Not specified
Description
"Young children will love moving the sliders to do the simple subtraction problems in this book. A brand new series of interactive board books to make it easier for children to learn math skills. Slide the simple mechanisms and see the picture cha...