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Didactico game-educational toy for elementary arithmetic operations.
Didactico game-educational toy for elementary arithmetic operations.
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机译:Didactico游戏教育玩具,用于基本算术运算。
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摘要
GAME DIDACTICO-educational toy for BASIC ARITHMETIC OPERATIONS. Consists of a number of pieces or elements that are interconnected, DETERMINED BY: A) TEN PLATES RECTANGULAR (1) joinable coplanar ASSISTED TABLETS ELONGATED (3, 4), CARRIERS TEN NOZZLES (5) DISTRIBUTED FIVE IN TWO ROWS. B) A FINER PLATES (6) REPRESENTATIVE OF DIGIT NUMBERS FROM ONE materialized by a small plate (9) to the representative of the number "TEN" maximum surface, identifying BY THE NUMBER OF OUTGOING CYLINDRICAL (7) AXIAL DRILLING A (8) for insertion into PLATES WITH pins (1). C) OTHER PLATES (21) IDENTICA surface between SI and ridged CYLINDRICAL STAGGERED (22), also perforated, existing only one plate per DIGIT FIVE TO NINE, WHILE THE REST OF PLACES OCCUPIED BY HOLES (25) INSERTING THE OUTGOING CYLINDRICAL (7) OF THE PLATES (6). D) TEMPLATES TRANSPARENT TEN (28) TEN Circular holes (25) each. THERE ARE TEMPLATES (31 to 34) HAVING ONLY THE OUTLINE FOR THE NUMBERS DIGITS, bearing the guarismo HOLLOW REPRESENTING, complete with mnemonic DRAWING.
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