Nim: A Game Played All Over the World
Students participate in a European subtraction game. In this subtraction lesson, students use pebbles to demonstrate different subtraction strategies. The students use a deduction strategy to be the first one left with no pebbles.
1st - 2nd Math 3 Views 1 Download
Ten-Frames – A Games Approach to Number Sense
"How can you help students visualize numbers in a way that is compatible with our base-ten number system?" The answer is simple: use ten-frames. Whether they're being used as a part of classroom routines or as instructional tools, this...
K - 3rd Math CCSS: Adaptable
Grade 1 Supplement Set A3 - Number & Operations: Addition & Subtraction on the Number Line
Hop your way through a mathematical equation with your first grade class as they learn the idea of moving up and down the number line. Adding and subtracting like little frogs is an engaging and clever way to teach/reinforce this concept.
K - 2nd Math CCSS: Adaptable
What Subtraction Strategy Did You Use?
There's more than one way to subtract! After reviewing different subtraction strategies for two-digit numbers, including standard algorithm, think addition, compensation, and split/jump, kids decide which strategy makes the most sense...
2nd - 3rd Math CCSS: Designed