You may be an optimist. You may always see the positive side of things. But in math, you gotta hang onto your negatives. Continue Reading →
Hang onto Negatives in Math Problems
Category Archives: Algebra
How to Solve Nonlinear Inequalities – Introducing ThingLink
Some quick steps to solving nonlinear inequalities created by an awesome new presentation tool – ThingLink! Continue Reading →
Parabola Tangent Line Christmas Tree Craft (FREE DOWNLOAD)
You can use the tangent lines from a parabola to make a Christmas Tree. Really! Continue Reading →
Another Reason to Ban PEMDAS
PEMDAS is riddled with problems. Here’s a situation where real students were directly affected by this horrid mnemonic. Continue Reading →
Inequalities on a Number Line
Y’know those weird rules on solving inequalities? How about explaining it using a number line? Continue Reading →
How to Teach Square Roots
Did you know you can teach square roots with fractional exponents – and it just might work better that using radicals! Continue Reading →
Teaching Square Roots with a Non-PC Analogy
What do you think about this analogy I use when teaching square roots and other manipulations of radicals? It’s pretty non-PC, but it seems to work. Continue Reading →
How to Introduce Function Transformations
Do you teach transformations? Are they tough to introduce? Try this activity! Continue Reading →
Why is the y-intercept called b?
I’ve always wondered, “Why is the y-intercept called b?” And just today I discovered the answer! Continue Reading →
The Distributive Property – What Is It, Anyway?
Here is a handy way to help students understand what the distributive property is really all about. Continue Reading →