Playlist: Bookmarks
Halloween Problems and Solutions
When we try to solve a problem, sometimes we end up creating new problems. Which lead to new solutions. Which lead to new problems.
Making Depth and Complexity Posters
Why buy premade posters when you can show off your students’ thinking about Depth and Complexity?
Disneyland Parking Structure Math Project
Your students will use estimation strategies to figure out how many parking spots are there in the parking structure at Disneyland? And you bet I reveal the real answer!
Depth and Complexity – An Introduction for Teachers
For TeachersDepth and Complexity is the most powerful framework most teachers have never heard of. Here’s what it actually is — and isn’t.
Student Introductions With Depth and Frames
Want to introduce the tools of Depth and Complexity and learn more about your students and introduce the Frame graphic organizer? Have I got the activity for you!
Rounding Numbers (But Not To 10)
What could we possibly do to make rounding more interesting for students who already get it? In this series, students consider how they might round to values other than “the nearest 10.” How, for example, do we round to the nearest 9? 7? 15?
Place Value (Beyond Base 10)
Place value is something we cover in elementary school. It seems simple, but I’d wager that very few adults really understand the topic. I sure didn’t until I worked with non-base-10 number systems in college. Your students can get a taste of this mind-boggling experience by imagining what it would be like if we didn’t have the number 9. What would each digit represent then?