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This content is taken from the Davidson Institute of Science Education at the Weizmann Institute of Science's online course, Maths Puzzles: Cryptarithms, Symbologies and Secret Codes. Join the course to learn more.

Skip to 0 minutes and 0 seconds Well! This is the last time we’re going to look at the alien challenge. and all of it has been solved now except the meaning of the house. and that’s the operator challenge part of the alien puzzle. What does the house mean? It’s an operator and it operates on a number. What does it mean?

Operator part of course challenge

OK! Let’s get down to the final part of the course challenge: What is the meaning of the operator: ‘house’?

You can ask for hints in the discussion, but don’t give away the answer. That you’ll be able to see on the next step. Good Luck!

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This video is from the free online course:

Maths Puzzles: Cryptarithms, Symbologies and Secret Codes

Davidson Institute of Science Education at the Weizmann Institute of Science