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Genius Blocks are my latest classroom creation. They are perfect for a classroom puzzle table or a creative way to practice mental math with integer operations. Last summer, I ran across several craft ideas on twitter involving wooden blocks. So I promptly went on Amazon and bought a bag of 100 one inch wooden cubes. …

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I’m here today to share a trig ratios puzzle with you. I’m currently using part of my summer to create some activities for my Pre-Calculus classes for this upcoming year. Last year, I felt like I definitely spent more of my time creating things for my Algebra 2 classes than my Pre-Calc classes. This was …

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I’m here today to share with you the Twelve Envelopes Puzzle. I’ve finally reached a point in the summer where my brain has started thinking about ideas for the new school year. Actually, I’ve been thinking about next year since around February or March, but I’ve finally stopped *just* thinking about next year and started …

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This equilateral triangle puzzle comes from Puzzle Box, Volume 1 from Dover Publications. This is the first book in a series of three puzzle books that are edited by the Peter and Serhiy Grabarchuk. This specific puzzle is by Richard Candy. Each volume has 300 puzzles, and I have found over a hundred puzzles between …

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Day one and two are in the books! I’ll share a bit more about what I did with my classes on the first two days in a later post, but I want to go ahead and share the mathematical challenge I used with my students on the first day since I have got several questions …

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I’m very excited about the Square the Shapes Puzzle (this week’s puzzle table selection) because it’s got some hidden mathematics involved in solving it that aren’t obvious at first glance. I find that my students are less likely to tackle the puzzle on the puzzle table when the math connection is blatantly obvious. This week’s …

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This school week was super-short due to the Oklahoma Teacher Walk-Out, but I still managed to put out a new puzzle on the puzzle table. The goal of the hidden equation puzzle is to circle one symbol from each column so that a true mathematical statement results. I placed the puzzle in a dry erase …

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Last week, I came across a fun perfect square puzzle. Place a set of numbers in a row such that adjacent pairs of numbers always sum to a perfect square. I decided to create a version of the perfect square puzzle for my students to try who finished their 9 weeks test early. To keep …

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These Angle Maze Puzzles from Naoki Inaba challenge students to find a path through a maze by being able to recognize common angle measurements. Draw a path through the maze from S to G. Each time you pass through a numbered circle, the path must form that angle in degrees. This summer, I blogged about …

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Zukei puzzles are the brilliant creation of Naoki Inaba.  Inaba has posted these puzzles for free on his website, but it can be a bit hard to navigate since everything is written in Japanese. You may have heard of Inaba from his popular area maze puzzles. Instructions for Solving Zukei Puzzles The instructions for the …

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Build It is a cooperative, team building activity that encourages students to work together, communicate, and think logically as they construct a geometric object to satisfy a set of given clues. If you’re looking to work on vocabulary, this activity introduces/reinforces words such as “face” and “edge.” I learned about Build It from Stanford’s website.  The …

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One of the things I love most about the #MTBoS is that for every idea I blog, I seem to get three or more ideas back in return.  Recently, Christine Mishra left a comment on an old post from 2013 with a link to a (new-to-me) logic puzzle: Futoshiki.  Christine thinks these would be awesome …

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What are Shikaku Puzzles? Shikaku Puzzles are a geometric-based logic puzzle from Japan. I was first introduced to them from a tweet from Bowen Kerins. The goal of a shikaku puzzle is to subdivide the grid into rectangles (and squares) so that the number in each rectangle refers to the area of that rectangle. Only …

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I recently gave this four fours challenge activity during the last few weeks of the school year. We got off to a rough start, but it ended up being a super engaging and enjoyable math puzzle! My students took their end-of-instruction exam on April 13th.  That was two weeks ago, and we still have three …

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