Differentiate problem solving in your classroom using effective, research-based strategies. The problem-solving mini-lesson guides teachers in how to teach diff

Developed in conjunction with Lesley University, this classroom resource for Level 2 provides effective, research-based strategies to help teachers differentiat

Early childhood mathematics is vitally important for young children's present and future educational success. Research demonstrates that virtually all young chi

"This document lays out a curriculum framework for pre-K-12 educational programs that is designed to help students achieve data literacy and become statisticall

Remarkable puzzlers, graded in difficulty, illustrate elementary and advanced aspects of probability. These problems were selected for originality, general inte