Curated OER
Decorate-a-Cookie
Pupils use cookies and candy to practice finding the sum of three single-digit numbers.
Curated OER
Rules of Sign Change
Students manipulate negative and positive numbers. In this integers lesson, students move through three activities exploring negative and positive whole numbers. A number line, cardboard function representation, and solving expressions...
Curated OER
Introduction to the Concept of Probability
Middle and high schoolers have a clarified definition of probability, they explore about outcomes in probability and how to calculate experimental probability. They use computers to learn about probability.