Your rich uncle just died and left all of his money to you. However, your evil relatives want some of the prize. Luckily, your uncle taught you everything you need to know about riddles, and has hidden his money. Can you solve the riddle to claim your new wealth?

Concepts

riddles, problem solving strategies

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Additional Tags

math

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Instructional Ideas

• Pause the video at 1:52 in order to give the class a chance to think about and solve the riddle before the answer is shown

Classroom Considerations

• The answer can be found by realizing the number of time the locker is touched is the same as the number of factors in the locker number
• Provide class members with a hundreds chart or pre-made worksheet in order to help solve

Pros

• Resource includes the video, a quiz to check for understanding, a discussion question, and additional resources to explore

Cons

• Lesson presumes pupils have in-depth knowledge of finding factors for individual numbers