1653063
9780938256465
For 20 years, School Zone I Know It! books have set the standard for home learning materials. Each book is developed by professional educators to complement the curriculum at each grade. Each I Know It! book has clear instructions and fun-to-do exercises.Barbara Gregorich is the author of 'Story Problems 3-4 (I Know It! Books)', published 1995 under ISBN 9780938256465 and ISBN 0938256467.
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