01017nam a2200229Ia 4500001000700000003000500007005001700012008004100029020002200070035002000092040003300112110006800145245010300213260007700316300003000393505021500423650003400638650002700672650002000699700003000719700003800749203003BIBL20171207085054.0931206s1993    vau           000 0 eng d  a088210280X (pbk.)  a(OCoLC)29434452  aIDAcIDAdDAYdOCLdCPOdUIU2 aNational Association of Secondary School Principals U.S.2Local10aTimepiece, extending and enhancing learning timecedited by Lorin W. Anderson, Herbert J. Walberg.  aReston, Va.bNational Association of Secondary School Principalscc1993.  aviii, 45 p.bill.c26 cm.0 aProductive use of time -- Cycles, rhythms, and the meaning of school time -- What time tells us -- Changing the cosmology of the school schedule -- Year round education : it's time -- Use of out-of-school time. 0aEducational psychology2Local 0aTime management2Local 0aLearning2Local10aAnderson, Lorin W.2Local10aWalberg, Herbert J.d1937-2Local