"SAMR, a model designed to help educators integrate technology into teaching and learning , was developed by Dr. Ruben Puentedura. The model aims to enable teachers to design, develop, and integrate digital learning experiences that utilize technology to transform learning experiences to lead to high levels of achievement for students."(Quote from:

SAMR Model Explained by Students

Ruben Puentedura on Applying the SAMR Model

The SAMR Model of Technology Integration with Google Docs

Useful Links
Evaluating Lesson Plans: SAMR
Introduction to the SAMR Model by Common Sense Media
Kathy Schrock's Guide to Everything: Resources to Support the SAMR Model
Lesson Evaluation - SAMR Model Rubric
Ruben Puentedura's Weblog
SAMR Model by CNYRIC (Provides sample lessons transformed through the SAMR Model)
SAMR Model Challenge
SAMR Model - Technology is Learning
SAMR Model Explained for Teachers