Working with Dot Product at a Deeper Level

Volume of a Sphere

Companion Mode Demo in Desmos Classroom

Pythagorean Theorem with Regular Heptagons

Logarithms are Exponents: Nothing More, Nothing Less!

Finding Surface Area of a Rectangular Prism

Triangle Trisection Phenomenon

Where to Sit? 🤔

Happy π Day!

Regular Dodecagon Surprises!

What Grading in a Thinking Classroom Looks Like During my Planning Period

Thébault’s Theorem

Corresponding Angles of Similar Figures

Thin Slice Tasks: Using Trig to Solve for Sides of Right Triangles

Why Right Triangle Trig Works

Right Triangle Trig Intro in a Thinking Classroom

How to Easily Record BTC Student Data on Your Phone

GeoGebra CAS Writes Expressions in Simple Radical Form!

Use Graspable Math to Solve a Quadratic Equation

Making Sense of the Equation of a Plane

Area Changing Illusion with Some Insight

Open Middle: Distance, Midpoint, Slope (2)

Area Changing Illusion Explained

Happy Valentine’s Day 2024!

How to Rationalize a Denominator in Graspable Math

Calculus: Derivative Explained Meaningfully

Discovering How to Simplify Radicals in a Thinking Classroom

2 Equilateral Triangles Wonder

Crazy Triangle Phenomenon! 🤯

Changing Area Paradox?