By Rebecca Nichols and Donna LaLonde One of the Standards for Mathematical Practice calls on students to “Use appropriate tools strategically.” In part, this practice viewed through a statistical lens is described in the Statistical Education of Teachers (SET) report as, “Statistically proficient students at various grade levels are able to use technological tools to carry … [Read more...] about Technology Insights
K-5
Lesson Plan: The Gumball Machine
By Alexander White, M. Alejandra Sorto, and Rini Oktavia (Grades K–12+) Originally published in April 2014, this lesson gives students the opportunity to explore and discuss the variation that occurs in sampling. Students are asked to imagine a gumball machine contains 1 red, 2 green, 3 yellow, and 4 blue gumballs that were thoroughly mixed before they were put into the … [Read more...] about Lesson Plan: The Gumball Machine