Students receive immediate scoring and can click on an explanation for each brain teaser. If a student needs help, hints are provided. Answers are posted the following week. The mathematical toolbox. 016995This book, published by the Cuisenaire Company, provides a collection of 35 activities arranged 8 to a page.
Most activities require the use of manipulatives.
The data are collected through observations, surveys, and interviews, Tables, charts, figures, and blackline masters are used to support the investigations. The two investigations in this book look at fair and unfair games and finding and comparing probability. Examples are given as well as blackline masters for recording data. There are activities and lesson plans for grades K to 8. It is designed for grade 6, but activities can be adapted for grades 4-7.