La Carta Cifrada Y Otros Enigmas

Resumen del libro

To set Dr. Ecco free you should solve riddles like this: an airline with seven airplanes flies to seven islands. The trip from one island to another takes one hour, there are no need of transfers and there is a flight every three hours. Organize the flights to guarantee the fulfillment of these conditions and rescue him!

Ficha del Libro

• Número de páginas: 220
• Autor: Dennis Shasha
• Tamaño: 1.79 - 2.13 MB
• Descargas: 1196

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