Seefeldt, Carol Active experiences for active children : mathematics - 2nd ed - Upper Saddle River, N.J: Pearson/Merrill Prentice Hall, 2008 - xvi, 184 p. : ill. ; 28 cm ISBN: 9780132421331 Subjects--Topical Terms: Mathematics - Study and teaching (Early childhood) - Activity programs Dewey Class. No.: 372.7 SEE