The SAMR model was designed to help educators integrate technology into teaching and learning and was developed by Dr. Ruben Puentedura. The model aims to enable teachers to design, develop, and integrate digital learning experiences that utilise technology to transform learning experiences to lead to high levels of achievement for students.
The following document gives back ground and examples:
iPad Applications on the SAMR model
iPads for Numeracy in the Early Years
A research article discussing how iPads can be used to enhance Numeracy in the early years:
iPads to enhance Literacy in the Early Years
A research article looking at using iPads to enhance Literacy in the early years: