The art of estimation depends on having benchmark measurements to understand a reasonable answer. Scaleville builds the ability to estimate reasonable answers Start with Kindergarten measures of self and build skills with each grade level until high school students are estimating macro and micro measures. Build a sense of number and scale with daily activities to jumpstart math or science lessons. Each of the 130+ activities has built-in remediation and acceleration for serving a range of students. Practice estimation, measurement, powers of ten, and conversions to develop problem solving reasonableness!
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