Playlist: Bookmarks
What’s In My Brain: Pentagon vs Pentagon
We’re looking at regular vs irregular polygons.
Factors and Codes (Episode 1)
Let’s use factors to encode and decode words.
Math Curiosity: Magic Triangles
Can you make each side of this triangle add up to 9 using the digits 1-6?
Game: Number Scrabble
What if we played Tic-Tac-Toe with numbers and instead of three-in-a-row, we add up to 15? Well… then we’d have Number Scrabble!
Measurement: How Old Is Mr. Byrd?
What if I told you that I’m 341,640 old? Could you figure out what unit I’m using? Hint: it’s not years!
Addition: 3 Digits Plus 2 Digits (Multiple Solutions)
Typical practice problems don’t move students up Bloom’s Taxonomy. With this framework, you’ll see kids stop and really think about how to approach multi-digit addition.
Game: Snakes
In this grid-based strategy game, who will be the last to add to the snake?
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!
What’s In My Brain: Trapezoids or Not?
Which are trapezoids and which are not?
Math Curiosity: Magic Squares
Imagine a 3×3 square in which every row, column, and diagonal have the same sum. That’s a magic square!
Grouping Quadrilaterals In A Hierarchy
Can we classify quadrilaterals like we classify living things?
Math Curiosity: Palindromic Number Conjecture
Using this one weird trick, it seems that you can turn any number into a palindrome!
The Game of 100
Who can get to 100 first in this simple, but delightful, math game?