PDF How Much Does a 100×100 In-N-Out Cheeseburger Cost? What Fraction of Children Are In The Right Car Seat? How Far Apart Are The Freeway Exits? How Many Royal Flushes Will You Get? How Much Does The Paint On A Space Shuttle Weigh? How Much Does The Aluminum Foil Prank Cost? Which Toilet Uses Less…
PDF What Fraction of Children Are In The Right Car Seat? How Far Apart Are The Freeway Exits? Problem Solving Framework v7.1 Problem Based Lesson Search Engine Robert Kaplinsky Robert Kaplinsky (spreadsheet format) Dan Meyer Andrew Stadel Geoff Krall Dan Meyer’s TED talk How Old Is The Shepherd? What Does It Mean To Understand Mathematics?…
I’ll be honest with you: I remember first learning about Bloom’s Taxonomy when I was getting my teaching credential but I never really thought it was that big of a deal. I had a decent understanding of what it was and how you could implement it. What I didn’t get was why it mattered. As…
PDF How Much Does A 100×100 In-N-Out Cheeseburger Cost? How Much Money IS That?! What Fraction Of Children Are In The Right Car Seat? Which Ticket Option Is The Best Deal? How Far Apart Are The Freeway Exits? How Many Hot Dogs Did They Eat?! The Art of Questioning In Mathematics Standards for Mathematical Practice…
PDF What Fraction Of Children Are In The Right Car Seat? How Far Apart Are The Freeway Exits? How Old Is The Shepherd? What Does It Mean To Understand Mathematics? Open Middle
PDF What Fraction Of Children Are In The Right Car Seat? How Far Apart Are The Freeway Exits? How Old Is The Shepherd? What Does It Mean To Understand Mathematics? Open Middle
Hi, I’m Robert. I’ve been an educator since 2003 as a classroom teacher, teacher specialist for Downey Unified School District, instructor for the University of California, Los Angeles (UCLA), consultant, and presenter at conferences around the world. I’m also the author of Open Middle Math: Problems That Unlock Student Thinking, Grade 6-12, creator of the…
I share math strategies and resources that create problem solvers, not robots. Download my favorite lessons for elementary, middle, and high school. What happens next? Get my free lessons and resources. Learn tips from my book, webinars, and blog. Take one of my online workshops for more support. Looking for a professional development book for…
One of my favorite thought experiments is “What if __________________ didn’t exist today and was invented tomorrow? What would be different than it is now?” As an example, imagine that your content standards had never been invented. Tomorrow a group of people will start creating them. What are the odds that they’d end up with…
I’ve recently upgraded my webinar equipment setup and I wanted to share more about what I did and how you can do the same. First, I need to share two important disclaimers: Setting this up comes with many hours of tech frustrations from trying to get it all working together, watching YouTube videos to understand…
Here’s my growing collection of recorded online webinars available for math teachers as well as ed consultants and professional development providers for you to watch for free, right now. They cover a variety of topics and in some cases have grade level specific versions. Thanks for checking them out and sharing them with your colleagues.…
Thanks for checking out my webinar on Why We Should Reconsider Using Word Problems (And What We Should Be Doing Instead). Here are the resources I mentioned in the webinar. PDF Problem-based lesson search engine – Find lessons more quickly by searching many websites for you. My lessons (elementary, middle, and high school)…
PDF Elementary school version Middle school version High school version How Many Chip Bags Will There Be? Mathematical Modeling: Do You Need Better Spies Or Analysts? Mathematical Modeling Can… Beware of Fake Math Modeling Problems How Old Is The Shepherd? Scary vs Dangerous Chinese Room Why Do We Have Word Problems? …
Imagine that people who wanted to become a math teacher had to take a test to determine how well they understood mathematics. Sounds reasonable. However also imagine that this test was both ludicrously hard and assessed topics that had little to do with what teachers actually teach. Not so great. Well unfortunately, this test exists…
[This is one of a series of posts that explore real world examples of mathematical modeling to help educators better understand its applications. This is not intended to be a context for a student lesson. To learn about Spies and Analysts, I recommend watching this webinar (with elementary, middle, and high school versions) or reading…
PDF Elementary school version Middle school version High school version How Many Soda Combos Are There On A Coke Freestyle? How Many Chip Bags Will There Be? How Much Money IS That?! How Much Shorter Are Staggered Pipe Stacks? 101 Questions Andrew Gael Andrew Stadel Catherine Castillo Christina Tondevold Dan Meyer Dane…
PDF Elementary school version Middle school version High school version How Many Chip Bags Will There Be? How Many Stars Are There In The Universe? How Much Is One Third Of A Cup Of Butter? How Many Soda Combos Are There On A Coke Freestyle? How Much Money IS That?! How Much Shorter…
PDF Elementary school version Middle school version High school version How Many Chip Bags Will There Be? How Many Stars Are There In The Universe? How Much Is One Third Of A Cup Of Butter? How Many Soda Combos Are There On A Coke Freestyle? How Much Money IS That?! How Much Shorter…
PDF Elementary school version Middle school version High school version How Many Chip Bags Will There Be? How Many Stars Are There In The Universe? How Much Is One Third Of A Cup Of Butter? How Many Soda Combos Are There On A Coke Freestyle? How Much Money IS That?! How Much Shorter…
PDF Elementary school version Middle school version High school version How Many Chip Bags Will There Be? How Many Stars Are There In The Universe? How Much Is One Third Of A Cup Of Butter? How Many Soda Combos Are There On A Coke Freestyle? How Much Money IS That?! How Much Shorter…