a teaching aid for learning multiplication tables

摘要

learning tool (1) to learn the multiplikationsaufgaben of multiplication tables with at least one flat information carrier (2) and at least one sectoral basis covering the same template (7), characterized by the fact that the information carrier (2)(a) a scale (3) with an approximately circular pattern in(b) in his heart (5) ordered his level winning axis perpendicularly with the stencil (6) (7) verdrehbar is connected(c) and the template (7) on the facing page with information on each of several multiplikationsafgaben printed by one or more window (14, 15, 16, 17) in the template (7) through visible,(d) with a multiplikationsaufgabe assigned information along radialstrahlen are arranged along umfangslinien, on the one hand and, on the other hand,(e) and with different multiplikationsaufgaben ergebnisinformationen partially overlap.