Factoring quadratic trinomials in the form $ax^2+bx+c$ is an essential skill in algebra. In this blog post, I will explore and compare a few popular methods for factoring quadratic trinomials. The methods I will consider are: Guess and Check Slide and Divide Splitting the b (a.k.a. "Grouping") Area Model …

I'll be presenting at a virtual math teaching conference this summer! June 23 to 25, 2023 https://bit.ly/summermath2023 And the best part? It's completely FREE! With your free ticket, you'll get access to amazing sessions by 20+ math teachers and loads of freebies. But if you want to snag a VIP ticket for …
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Here's a way to generate the sum and difference identities for sine and cosine! Fun fact: I sped up the video so my voice sounds higher than it is in real life. 😀 You may be interested in my Sum and Difference Identities Circuit . Disclosure: Some of the links below are affiliate links. This means that, at zero…

I needed a new review game that was SUPER LOW PREP, fun for the students (i.e. has a competitive aspect) and does not reward speed. I came up with this. I call it "Pick Your Points." All you need is a set of questions (e.g. a worksheet) and some items that you may already have in your classroom or home.
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Check out this video for instructions on the best way to teach the Unit Circle. Each student needs: a flimsy paper plate and two different colored pencils or pens! Visit https://bit.ly/unitcirclefreebie to get ✔ 2 FREE fully editable PowerPoint lessons to use for teaching the Unit Circle ✔ a blank Unit Circle for…

If you have been in the secondary math education field for a while, you may have heard of websites such as DeltaMath, Khan Academy, IXL, and Edia…. These websites are different yet similar: they are designed for teachers to create online practice for students who receive instant feedback. Compare and contras…

If you've been teaching high school math for a while, then you are familiar with common algebra mistakes that students make. In this post, I will address some of these errors and give suggestions on how to fix them (a.k.a. "the treatment"). The errors mentioned in this post are mistakes that I have seen …

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Hi, I'm Rebecca. Welcome to my website. Here I write about my experiences and perspective of teaching high school mathematics. Follow me on social media and feel free to send me a direct message.
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5 Engaging Math Review Games that Don't Require the Internet
There are lots of websites that make it easy for teachers to create review activities for their high school math classes (quizlet, kahoot, etc). But sometimes the internet goes out, or several of your students forgot their devices, or the batteries on their devices died, or the device won't connect to the interne…
