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How do I access NIH Toolbox Measures?

There are two options for accessing NIH Toolbox Measures - the iPad App version and the Web based version. 

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Access to NIH Toolbox Cognition - iPad App version 

Request access to the NIH Toolbox Cognition - iPad App version by sending an email to 

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Access to NIH Toolbox Measures - Web based version

NIH Toolbox measures are administered in NIH Toolbox measures are administered in Assessment Center, a free - online data collection tool that enables researchers to create study-specific websites for capturing participant data securely online.  Follow these steps for access:

1. Prior to
using the NIH Toolbox measures,  go to Assessment Center and register.  

 Follow the Register New User link in the upper right corner of the Assessment Center site.   You can access the
Assessment Center user manual to learn how to set up a study.  More about  Assessment Center >>> 

2. Once registered, to request access to NIH Toolbox measures for administration using Assessment Center,  please respond to the preliminary survey questions in our  NIH Toolbox New User Survey   

3. After the survey is completed, please send an email to:  with "Request for Access" in the subject line.

The NIH Toolbox team is committed to being responsive to requests for information about NIH Toolbox. Inquiries are answered Monday-Friday, 10 a.m.- 5 p.m. Central Time, except holidays. We will do our best to respond within 3 business days.

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NIH Toolbox measures requirements:

  • Windows 7 laptop 

  • NIH Toolbox instruments have been optimized to run and are supported on Windows 7 and Internet Explorer 11

  • Firefox and Safari are not supported

  • Minimum screen resolution of 1368 x 768 (1440 x 900 preferred) 

  • Cognition and Sensation instruments also require a 19" external monitor capable of 1440 x 900 resolution.The monitor must be designated as the primary display and must be placed to the LEFT of the laptop.

  • Adobe Flash for sound and movies

  • Internet connectivity is required for use of NIH Toolbox measures 

  • There is no offline version

  • Internal Bluetooth (only required if you are using the NIH Toolbox Standing Balance Test)   

  • Up to 4 USB ports