00567nam a22001697a 4500 20230206164825.0 230206b |||||||| |||| 00| 0 eng d 978-971-27-1921-9 eng Fil. 510.71 L477 2007 Lee-Chua, Queena N. 34807 Why is math so hard? and many other tips to keeping a sound body and a sound mind /Queena N. Lee-Chua, Ph.D. Manila: Anvil Publishing, Inc., c2007. 106p.: 18cm. Mathematics - Study and teaching. 34808 ddc FIL 15036 15036 0 0 0 0 FIL HS-IMC HS-IMC FIL 2008-01-26 Purchased 100.00 0 Fil. 510.71 L477 2007 20478 2023-02-06 00:00:00 1 100.00 2008-01-26 FIL