A Masterclass for K–8 teachers. 7 short video lessons that help enrich how you teach math and how your students understand it.
No new curriculum. No extra prep. Just a few foundational shifts that change everything.
15–20 minutes each. Watch at your own pace, on your own schedule.
Finish in one afternoon or go lesson by lesson. It's up to you.
Quick quizzes after each lesson to reinforce what you've learned.
No catch. No credit card. Lifetime access to all course materials.
Most of us learned math through memorization and drills. But that's not how students learn best. This course teaches you the methods that actually work, so you can help every student finally understand math.
No complicated platform. No overwhelming content. Just focused, practical learning.
7 lessons, 15–20 minutes each. Watch at your own pace, whenever it fits your schedule.
Quick quizzes after each lesson to reinforce learning and check your understanding.
Apply what you learn immediately in your classroom. See the difference right away.
Three modules that build on each other: from cognitive foundations to classroom practice.
Give every student the cognitive tools they need to thrive in math. Before a single worksheet is passed out.
Discover what most teacher prep programs miss, and what decades of research reveal about how students learn math.
Reinforce understanding and surface gaps using smarter, research-backed routines.
Real teachers. Real classrooms. Real moments of transformation.
"I never thought I'd love teaching math. Now it's my favorite part of the day."
"The structure and conceptual results have been incredible for my kindergarteners."
"Working with DMTI has completely changed how I approach math instruction."
What teachers say after seeing DMTI transform their students.
"Before, math was my least favorite subject to teach. Now, it is most definitely my favorite!"
"This is the best math PD I've ever experienced in my 16 years of teaching!"
"I wanted to share my math ISAT percentage with you. 73%! That's over 20 points higher than last year!"
"I have taught math in several states now, and I found this to be one of the most innovative in terms of stretching our mathematical thinking."
"If I had been taught math this way I think I would have loved it and actually been a math teacher."
"I went from 30% proficient at the beginning of the year to 79%. The special education teachers were amazed at this growth."
Most training tells you what to teach. But students need to know how math works. That's what this course unlocks. You'll see why so many students are left behind, and how a few small shifts can change everything.
If you're not LOVING teaching math, this course is for you. Free forever. No credit card required.
Jonathan Brendefur, PhD, is an award-winning mathematics educator, researcher, and speaker who supports teachers daily in helping students build mathematical understanding, confidence, and enthusiasm for learning.
Want to talk?
You could finish the course in one afternoon. It's free forever, and it works.
Level-up Math Instruction →Already enrolled? Login here