👉 Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be ...

👉 Learn how to verify trigonometric identities involving the addition and subtraction of terms. To do this it is usually ...

It’s been a full year now since Covid-19 shut down schools across America. Whether your kids are back to in-person classes, remote learning, or doing some hybrid of both – there’s still a ton of ...

When Nicole Thomson first heard about the importance of teaching spatial reasoning and geometry in her kindergarten math curriculum she had already been teaching for several years. Her teacher ...

As her 7th graders wrapped up the school year this past spring, Louisiana math teacher Lerinda Baham was finishing a class of her own—a 50-hour teacher training in middle school math. With the ...