## Slants Puzzles

I found these interesting looking slants puzzles from brainbashers.com.  I created a one-page introduction with the rules for these puzzles to give to my students. In the last few days before Spring Break, a large portion of my students were gone for various reasons.  I decided it was not an ideal time to start a …

## How Far Can YOU Climb? – An Activity by Frank Tapson

Last week, I ran across an activity by Frank Tapson called “How Far Can YOU Climb?” (page 34). The premise of the puzzle is quite simple.  Form the longest chain possible by moving horizontally or vertically from one number to an increasing number. Here are Frank Tapson’s instructions: I printed off a class set, and …

## Angle Mazes by Naoki Inaba

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 …

## The 5-4-3-2-1 Challenge

I’m excited to introduce you to the 5-4-3-2-1 Challenge. On Sunday morning, Nancy Swank tweeted me a link to a puzzle on NPR’s website.   This shouldn’t come as a surprise because Nancy is the entire reason why NPR spent an entire day in my classroom in 2014. I followed the link and started reading …

## Operations with Radicals Question Stack Activity

I created this operations with radicals question stack activity for my trigonometry class. I’ve been on a question stack making roll lately.   Okay, maybe making two question stacks in the space of two days isn’t a roll, but it kinda feels like one!  After making an evaluating expressions question stack for my Algebra 1 …

## Area Maze Puzzles from Naoki Inaba

Area Maze Puzzles from prolific Japanese puzzle creator Naoki Inaba have become quite popular in the United States. This hasn’t always been the case. I first learned about these puzzles from a tweet from Lisa Bejarano. At the time of her tweet, you could only really get your hands on a large number of area …

## Function vs Not a Function Puzzle Activity

I created this function vs not a function puzzle to help my students practice determining if a relation is a function or not a function.  I also wanted my activity to perform double duty.  I wanted students to be able to use the exact same activity to form relations that were functions and that were …

## Make It Even Brain Teaser

Last Friday, I pulled a this make it even brain teaser out for Figure It Out! Friday. I found a puzzle called “Make It Even” in The Moscow Puzzles: 359 Mathematical Recreations by Boris A. Kordemsky. The book is published by Dover, so it’s super affordable!  I’ve found numerous puzzles I want to try out …