The small school it is low the clock study teaching aid of grade

摘要

(57) Abstract Objective Vis-a-vis low the child of grade of the small school seeing the amount of the clockOffering the clock study teaching aid which can make one understand easilyIt does. Constitution Lap on identical character board 10, 1 lap are split 12,It is to cut time division 20, when corresponding to that time division 20,As between digit 21 is laid out, 1 of aforementioned time division 20 o''clockThe amount division 3 which 60 splits 1 lap by 5 splitting betweenThe hour hand 41 which furthermore the time can cut 0, make move by the handAnd being the clock study teaching aid which provides amount needle 42, especially1 lap of the place where it agrees to aforementioned amount division 30 were split 60The fraction which cuts amount division 51, at the same time that much corresponds to division 51The character board 50 for ring condition amount which lays out letter 52 the aforementioned character boardInstallation and removal unrestricted, at the same time installing time dynamic impossibly around 10, it becomesIt is.