Monthly Archives: May 2017

Puzzle #182: Weights and Balance Once More

Somehow puzzles on weights and balances just never end! I found this great one in Martin Gardner’s The Colossal Book of Short Puzzles and Problems. Five objects, no two the same weight, are to be ranked in order of increasing … Continue reading

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Solution to Puzzle #180: White and Black Beans

This was one of the simpler puzzles and I got correct answers from many. This included Mahi Saraf, Anahat (Prakhar’s son), Vishal Poddar, Pratik Poddar and Praneeth. Well done all. The answer is “white”. I am borrowing the answer from … Continue reading

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Puzzle #181: Hidden Cross

This is a wonderful puzzle – one of those “2 minute” puzzles that will be fun to do as a family. I have taken this from Martin Gardner’s Colossal Book of Short Puzzles and Problems. It appeared originally in the … Continue reading

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Solution to Puzzle #179: Crossing the River

This was a very simple puzzle, and therefore I guess I did not challenge enough minds. I got a correct answer from Mahi Saraf – well done Mahi! I would still encourage parents to show this puzzle to their children, … Continue reading

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Puzzle #180: White and Black Beans

This is a wonderful puzzle for all ages from Alok Mittal’s weekly Math Circles class. The puzzle is doable by everyone, so please do try yourself and also have your children try this one. A pot contains 75 white beans … Continue reading

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Solution to Puzzle #178: Minarets of Samarra

This was a beautiful geometry arrangement puzzle, and I received correct answers from three people – Vishal Poddar, Mahi Saraf and Suman Saraf – well done all! Am reproducing the answers from all of them, please notice the patters of … Continue reading

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Puzzle #179: Crossing the River

After a rather difficult puzzle, here is an easy one, should take just a few minutes even for children, please do try! This one is from the site mathsisfun.com. Four adventurers (Alex, Brook, Chris and Dusty) need to cross a … Continue reading

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