According to legend, once every thousand years a host of sea monsters emerges from the depths to demand tribute from the floating city of Atlantartica. As the ruler of the city, you’d always dismissed the stories… until today, when they rose out of the roiling waters, surrounded your city and demanded a ransom of pearls.
Pause at the screen below to spend time on this math and logic puzzle. The answer is revealed immediately after.
Find more multiplication, more math, and more patterns on TKSST. Plus, watch more TED-Ed riddle videos, including:
• The Time Travel Riddle
• The Multiplying Rabbits Riddle
• The Seven Planets Riddle
• The Leonardo da Vinci riddle
• The River Crossing Riddle