00826nam a2200253Ia 4500 151344 BIBL 20160527195746.0 770113s1977 vaua 00100 eng 77000341 //r91 DLC DLC DLC CACG QA16 .M38 510/.7/1 510.71 C363m The Mathematics laboratory readings from the Arithmetic teacher edited by W. George Cathcart. Reston, Va. National Council of Teachers of Mathematics c1977. vi, 226 p. ill. 25 cm. Includes index. Mathematics laboratories. Local 132766 Mathematics Study and teaching (Elementary) Local 132758 Cathcart, W. George. Local 70772 Arithmetic teacher. 124841 124841 0 0 0 510_710000000000000_C363M 0 abl 281295 1 1 17 2016-05-27 226675 0 510.71 C363m mq226675 2016-05-27 00:00:00 r:151344 z:NCC:D 6 0 0 0 510_710000000000000_C363M 0 abl 281300 1 1 17 2016-05-27 226674 0 510.71 C363m mq226674 2016-05-27 00:00:00 r:151344 z:NCC:D 6