| 摘要 |
This electronic game and study machine provides several question card boards and playing card boards. When inserting one of these card boards into control panel, and switching the inner terminal for progress selection or answer into outer terminal for play selection or question, the inner circuit will act and indicate the right answer and the present state. The question card (5) is inserted into control panel (1). Each connection terminal (3)(3')(4)(4')(15)(15') (16)(16') is touched by finger or electric rod, then the indicator (6) shows the accumulated number. Watch (11), timer (12) and control switches (12)(13) are connected systematically for the whole working control.
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