### If You’re Bad At Math, It’s Because You Didn’t Learn These Simple Tricks

5. How To Multiply By 11

### Multiplication Mastery Madness! - Teaching with a Mountain View

(If you haven't noticed, along with my color coding obsession, I also have a small affinity for alliterative titles.) The past few weeks, we have been hitting multiplication hard! Our school is focusing a lot on mathematical computational fluency, so it is a main focus area for us this year (and last year). While I ... Read more

### David Basanta on Twitter

“Some of the most important equations in physics. HT: @inesgn”

### Trig Identities and more…

### Test Title

### AC Method Factoring Flowchart

This sheet walks kids through how to factor trinomials with no GCF (without guessing and checking!) and also a flowchart that classifies types of polynomial factoring and how to tackle each type.

One page notes worksheet for Writing Equations Unit.

### directed number arithmetic sped up

Soooo easy to look at for a visual learner like me

### The Language of God - World Mysteries Blog

“Philosophy [nature] is written in that great book which ever is before our eyes — I mean the universe — but we cannot understand it if we do not first learn the language and grasp the symbols in which it is written. The book is written in mathematical language, and the symbols are triangles, […]

### Hot Ice Science Experiment - Playdough To Plato

You won’t believe how easy it is to whip up this hot ice science experiment! Just like all of our favorite science projects for kids, you just need a few simple supplies from your pantry: vinegar, baking soda and water. The prep is quick and simple but the results are pure magic! Your kids are […]

### Trigonometry Unit Circle Fun - Made4Math!

I am always looking for ways to find artsy activities to use in math class, and this year I found this one that I used in the trigonometry unit of my pre-calculus class. I totally stole it from someone else, and tweaked it a bit, but the kids really enjoyed it, and it helped them see the reference angle relationships better. Plus, we did it right around Christmas, so my room was full of colorful trig ornaments! Our final products looked like this: Here is the link for the instructions Unit…

### Parent Functions and Transformations

This section covers: Basic Parent Functions Generic Transformations of Functions Vertical Transformations Horizontal Transformations Mixed Transformations Transformations in Function Notation Writing Transformed Equations from Graphs Rotational Transformations Transformations of Inverse Functions Applications of Parent Function Transformations More Practice (For Absolute Value Transformations, see the Absolute Value Transformations section.) Before we get started, here are links to Parent…

### Compound Inequalities Card Match Activity - PDF & Digital

I love doing card sorts like this in the classroom! This one is amazing because it uses all similar numbers...so students can't just guess! This Compound Inequalities card sort activity requires students to solve compound inequalities (and & or) and match them to the correct solution and number line. Students will cut out the solutions & number lines and match them to the correct compound inequality on the student response sheet.

### 21 GIFs That Explain Mathematical Concepts

“Let's face it; by and large math is not easy, but that's what makes it so rewarding when you conquer a problem, and reach new heights of understanding.” D