Mastering the basic math facts in addition and subtraction : strategies, activities & interventions to move students beyond memorization

Author/Creator
O'Connell, Susan.
Language
English.
Imprint
Portsmouth, NH : Heinemann, c2011.
Physical description
xv, 157 p. : ill. ; 28 cm. + 1 CD-ROM (4 3/4 in.)

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Librarian view | Catkey: 9332151