00544    a2200145   4500008004100000020001800041082002100059100002700080245008700107260004200194300003500236365002200271440005100293504005400344240403b        |||||||| |||| 00| 0 eng d  a9789811240973  a510.712bP855.CS  aPosamentier, Alfred S.  aCreative secondary school mathematicsb: 125 enrichment units for grades 7 to 12 /  aNew Jersey:bWorld Scientific,c2021.  axiv, 541p. Bibl. Index.bill.   a$b6466.20d78.00  aProblem solving in mathematics and beyond ; 26  aPurchased under NBHM grant for the year 2023-2024