The colon: the barrier between ninjas and giants, girls and boys, telescopes and…ew…bacteria. The colon is not simply a common punctuator that introduces a list. It has POWER. Power to express the value of a relationship, power to inspire a divisor to act, power of equality with the fraction bar, power to become… A WORD.
This is the first part of a series of lesson segments—a thorough indulgence in standard 6.RP.A.1—that engage students in exploring, practicing, and developing the language of ratios using reading, writing, creative problem-solving, peer communication, data display interpretation, diagram-designing, and analysis skills.
Prepare for unit rates. Prepare for tests. And you might want to prepare for more ninjas. The ninjas, after all, are probably preparing as you read this.
Created 7/27/2014 by Marieve Patterson for teachers to use in their classrooms.