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2. 30 Math Puzzles (with Answers) to Test Your Smarts - AOL

   www.aol.com/30-math-puzzles-answers-test...

   And, if you prefer your riddles free of math, we have great riddles for kids too. Math puzzles for kids ... RELATED: 25 Brain Teasers for Kids That Will Beat Boredom. Number puzzles

3. The best brain-busting riddles for adults and kids - AOL

   www.aol.com/news/time-kill-brain-busting-riddles...

   Interactive brain teasers like riddles, trivia, and fun facts are as beneficial as they are entertaining. ... Math riddles. I saw my math teacher with a piece of graph paper yesterday. I think he ...

4. Missing dollar riddle - Wikipedia

   en.wikipedia.org/wiki/Missing_dollar_riddle

   The misdirection in this riddle is in the second half of the description, where unrelated amounts are added together and the person to whom the riddle is posed assumes those amounts should add up to 30, and is then surprised when they do not ⁠— ⁠there is, in fact, no reason why the (10 ⁠− ⁠1) ⁠× ⁠3 ⁠ + ⁠2 ⁠ = ⁠29 sum should add up to 30.

5. Riddle - Wikipedia

   en.wikipedia.org/wiki/Riddle

   A riddle is a statement, question or phrase having a double or veiled meaning, put forth as a puzzle to be solved. Riddles are of two types: enigmas, which are problems generally expressed in metaphorical or allegorical language that require ingenuity and careful thinking for their solution, and conundra, which are questions relying for their effects on punning in either the question or the ...

6. Monty Hall problem - Wikipedia

   en.wikipedia.org/wiki/Monty_Hall_problem

   Monty Hall problem. In search of a new car, the player chooses a door, say 1. The game host then opens one of the other doors, say 3, to reveal a goat and offers to let the player switch from door 1 to door 2. The Monty Hall problem is a brain teaser, in the form of a probability puzzle, based nominally on the American television game show Let ...

7. Math Teasers-NCES Kids' Zone

   nces.ed.gov/nceskids/grabbag/math_teasers/...

   Math Teasers-Math/statistic challenges. Every month we will give you a math/statistics brain teaser that lets you test your knowledge with a fun problem. This Month's Challenge: Saint Ives

8. Math Teasers-NCES Kids' Zone

   nces.ed.gov/nceskids/math_teasers/challenge.asp

   Every month we will give you a math/statistics brain teaser that lets you test your knowledge with a fun problem. This Month's Challenge: August Beach Bonanza. Nez, Brooks, and Owen decide to build sandcastles during their day at the beach. Nez builds 5 sandcastles and decorates each with 8 shells.

9. Math Teaser-NCES Kids' Zone

   nces.ed.gov/nceskids/grabbag/math_teasers/...

   Every month we will give you a math/statistics brain teaser that lets you test your knowledge with a fun problem. This Month's Challenge: Unknown Pattern. Is it a simple task? Find the missing numbers as fast as you can! 0, 6, 24, 60, 120, 210, ___, ___, ___. Click here for answer! Many of the ideas in these Teasers come from thoughts formed by ...