Help your students remember their divisibility rules with this free printable divisibility rules chart. It is also available to download as a poster for your classroom.

# Classroom Decor

Decorate your classroom with this collection of printable parent function posters. Your students will appreciate being able to reference this visual reminder of 13 of the different functions they will learn about in their algebra and precalculus courses.

Help students remember the difference between concave up and concave down with these free printable concavity posters for the precalculus or calculus classroom.

Looking for a visual to help your students remember the signs of the various trig functions in each quadrant? I created this set of ASTC trig posters to hang in my classroom for my pre-calculus students to reference. In some countries, this is known as a CAST diagram. That name has always bothered me though …

Looking for a quick reference to help your math students with factorials? Check out this factorial poster I created. This factorial poster is designed to print on 11 x 17 cardstock. I printed the poster on cardstock and hung it next to a number challenge requiring factorials on my dry erase board with my favorite …

I created these math valentine conversation heart designs while creating my square math valentine puzzle. I decided I should share the original images in case anyone was looking for some fun printable math valentine posters to add a fun mathematical twist on Valentine’s Day decor in their classroom. Each of the four math valentine conversation …

Teaching trig? Check out these 5 free printable trigonometry posters that I have made for my pre-calculus classroom over the years. They are each available as a downloadable PDF file. Unit Circle Display I created these unit circle magnets to use with my dry erase magnetic unit circle from EAI Education. I plan to use …

Create a welcoming and engaging math classroom environment with these 10 creative math bulletin board ideas for middle school or high school math classrooms.

I find that one of my most-referenced set of posters in my classroom is these equality and inequality symbols posters. If you checked out my recent post with the photos of my classroom from this past 2021-2022, you might not remember seeing them. That’s because I took them down to hang up my Powers Posters. …

Looking for ideas to decorate your middle school or high school math classroom? Every year, I put together a classroom tour of sorts of my plethora of high school math classroom decorations. Since it’s now August and I need to think about this coming school year’s math decor, I decided I needed to reflect on …

I love introducing my students to new puzzles over the course of the school year. I often pull out strimko puzzles (a logic puzzle that is often compared to sudoku puzzles) on days when I am missing a large portion of my students due to activities or events. Strimko puzzles are one of my favorite …

I am super excited about these daily date magnets I created for my classroom this year. Remembering to rewrite the date each day is a huge struggle for me, so I decided that by making them into magnets I might somehow motivate myself to keep the date updated. I typed up the days of the …

I recently received a request to share my Puzzle of the Week Poster. So, I thought I would turn it into a mini blog post in case anyone else was interested in setting up their own puzzle of the week station in their math classroom (or any classroom). Each week, I put up a different …

I get lots of questions about creating resources using a mathematical alphabet, so I thought I would create a post to share all of these resources in one place. Full Page Mathematical Alphabet My first foray into creating mathematical alphabet letters was when I created my free downloadable Math Welcome Sign for my classroom. I …

I created this classroom display to show off the different modular origami projects I have created over the years from sonobe units. Almost every year, I make origami sonobe hexahedrons and cubes with my students. Some students opt to create additional sonobe units to create larger units. Now that I have them hanging from the …

Welcome to a tour of my 2020-2021 high school math classroom decorations! This school year, I taught Algebra 2, Pre-Calculus, and Statistics. Normally, I would post these pictures at the beginning of the school year, but we all know that this past school year got off to a very strange start due to COVID! I …

I created these unit circle magnets to use with my dry erase magnetic unit circle from EAI Education. I plan to use the magnets both as a way to have a large unit circle on the wall of my classroom and for various activities throughout the year. When I share pictures of my magnetic unit …

I have a new bulletin board in my classroom – an origami bulletin board! I love that it can be used by both students and myself to showcase our origami creations. A couple of months ago, I finally got around to switching out a long overdue bulletin board in my classroom. After our school building …

I created these trig functions posters a few years ago when I was teaching a year-long trigonometry course. Somehow, they never got a blog post of their own. I created separate posters for the three basic trig functions and the three reciprocal trig functions. I designed these posters to print on 11 x 17 cardstock. …

I created this periodic table poster several years ago. I used it both when I taught physical science and chemistry. Here’s what it looked like in my classroom: You might also be interested in my How to Read the Periodic Table foldable I created for my students’ interactive notebooks. Free Download of How to Read …

I created this Parts of a Radical Poster several years ago when I was teaching Algebra 1. I wanted to create a visual reminder for my students of the different vocabulary words that describe the different parts of a radical. I wanted to highlight the words coefficient, index, radical symbol, and radicand. I designed this …

I created this roman numerals poster a few years ago when I was teaching physical science. I shared the files for this poster, but it never got a blog post of its own. I found out when we were naming ionic compounds with transition metals that my students had trouble writing the roman numerals for …

I created this Parts of a Right Triangle poster several years ago when I was teaching trigonometry. I wanted to emphasize the vocabulary words for adjacent, opposite, and hypotenuse before we jumped into right triangle trig. I designed this parts of a right triangle poster to print on 11 x 17 cardstock. I hung this …

I created this Estimate Before You Calculate Poster several years ago when I was teaching trigonometry. We did lots of word problems, and I found that my students were reaching for their calculators without even really thinking about what the problem was wanting. I decided I wanted to encourage students to “Estimate Before You Calculate.” …

I want to share a pythagorean theorem poster I created several years ago for my classroom when I was teaching trigonometry. I designed this poster to print on 11 x 17 cardstock. I hung this poster on a bulletin board in my classroom with several other 11 x 17 posters I created. As I continue …