This site will be taken down on August 1, 2015.

Please visit our new site at for updated content and new resources related to accessible educational materials.

Photo of a group of students working on a computer
Photo of an IEP team meeting
Screenshots of the AIM Navigator
Photo of a young girl pointing to the USA on a globe
Photo of and iPad, an iPhone, and a laptop
Photo of Amir Bar

Welcome to the National Center on Accessible Instructional Materials

This site serves as a resource to educators, parents, publishers, conversion houses, accessible media producers, and others interested in learning more about and implementing AIM and NIMAS.

Learn more About the AIM Center

AIM Quality Indicators Components

The quality indicators and critical components assist state and local education agencies (SEAs and LEAs) with planning, implementing, and evaluating dynamic, coordinated systems for the timely provision of AIM.

View the AIM QI Components

AIM Navigator

The AIM Navigator is an interactive tool that facilitates the process of decision-making around accessible instructional materials for an individual student.

Learn more about the AIM Navigator

AIM in Your State

Information on state statutes and policies pertinent to AIM, including textbook adoption/purchasing, SEA special education responsibilities, assistive technology, state-specific information and resources, and more.

What is your state doing?

PALM Initiative

We launched the PALM Initiative (Purchase Accessible Learning Materials) to ensure that flexible accessible learning materials are available for purchase in the marketplace.

Learn more about PALM

Student Learning Journeys: Amir's Story

Amir is a graduate student at the University of Houston. His experience as an ELL student with learning disabilities forced him to find individual learning solutions. Using CAST UDL Book Builder, Amir shares his 12 tips for college success.

Read Amir's story


Learn about the basics of AIM, AIM-related policy, and creating accessible media.


Experience teaching and training resources and decision-making tools.


Collaborate with the AIM Community and explore student stories.


AEM Center logo

The new National Center on Accessible Educational Materials (AEM) web site provides resources for educators, parents, students, publishers, conversion houses, accessible media producers, and others interested in learning more about AEM and implementing AEM and NIMAS.


screenshot from AIM: Simply Said

Accessible Instructional Materials(AIM): Simply Said

Watch this video about the basics of AIM.

screenshot from 'Getting to Know Juna' video

AIM Videos

View our videos to learn about AIM and how others have used AIM to improve both accessibility and learning.

AIM Initiatives

PALM logo

PALM Initiative

Purchase Accessible Learning Materials


Ensure availability of flexible accessible learning materials in the marketplace.

Targeted Technical Assistance

Developing, improving, and/or sustaining the provision of AIM.
Learn more about AIM TTA

Visit our other sites to learn more about CAST and Universal Design for Learning

CAST logo National Center on Universal Design for Learning logo



What is your state doing?

Decision-Making Tools and Resources

AIM Navigator iconAIM Navigator

AIM Explorer iconAIM Explorer

AIM Guide to AMPs iconAIM Guide to AMPs

Teaching and Training Resources

AIM Implementation Guide iconAIM Implementation Guide

AIMing for Achievement iconAIMing for Achievement DVD

Last Updated: 12/11/2014


CAST would like to thank Texthelp Systems Ltd. for use of the SpeechStream toolbar on the National Center on Accessible Instructional Materials site.

IDEAs that Work

The AIM and NIMAS Centers, supported by the U.S. Department of Education, Office of Special Education Programs (OSEP),
works with states, TA systems, disability advocates, national associations, technology experts, publishers, and content conversion houses to improve the timely delivery of high-quality accessible educational materials to students with disabilities. Opinions expressed herein do not necessarily represent the Department of Education's position or policy.

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