LEADER 00000cam a2200361 4500 008 760422t19761976caua b 001 0 eng u 010 75016772 020 0846504081 035 (CaOTULAS)120976056 035 |9(CaOTULAS)120976056 040 LC|beng|cRID 049 RIDM 050 0 QA135.5|b.B29 081 CTL0026596 082 372.7 090 QA135.5 .B29 100 1 Baur, Gregory R.|0https://id.loc.gov/authorities/names/ n83191594 245 10 Helping children learn mathematics :|ba competency-based laboratory approach /|cGregory R. Baur, Linda Olsen George. 264 1 Menlo Park, Calif. :|bCummings Pub. Co.,|c[1976] 264 4 |c©1976 300 406 pages :|billustrations ;|c25 cm 336 text|btxt|2rdacontent 337 unmediated|bn|2rdamedia 338 volume|bnc|2rdacarrier 504 Includes bibliographies and index. 650 0 Mathematics|xStudy and teaching (Elementary)|0https:// id.loc.gov/authorities/subjects/sh85082163 650 7 Mathematics|xStudy and teaching (Elementary)|2fast|0https: //id.worldcat.org/fast/1012272 700 1 George, Linda Olsen.|0https://id.loc.gov/authorities/names /n84181337 901 MARCIVE 20231220 935 1302
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