Sequences

Cognition: Memory, Working

Acronym(s)

Sequences

Language(s)

English, Spanish

Description

This is a measure of working memory that requires a participant to remember a string of letters and numbers and manipulate them to put them in alphabetical and numeric order using a custom keypad on their phone screen.  

Administration Info

Age range: 18+
Test Time: 5 minutes
Available in: Mobile ToolBox
Administration: Self-administered, Remote administration
Devices: iPhone, Android, Smartphone
Additional equipment required: No

Sample Item(s)

Resources

Please see Toolbox Learning & Resources for manuals and other test materials.

Related Publications

The Mobile Toolbox (MTB) Sequences Task: Development and Validation of a Remote, Smartphone-Based Working Memory Test

Authors: Slotkin, J, Kaat, A. J. , Young, S. R. , Dworak, E. M. , Novack, M. A. , Shono, Y., Adam, H., Nowinski, C. J. , Pila, S., Hosseinian, Z., Varela Diaz, M., Almonte-Correa, A. , Alperin, K., Camacho, M. R., Landavazo, Bernard, Nosheny, R. L., Weiner, M. W., Gershon, R. C.

Journal Article: Frontiers in Psychiatry, 15

Year Published: 2025

Age: Adult (18-65), Older Adult (65+)

Citation The citation has been copied to the clipboard
Citation ×

Slotkin, J, Kaat, A. J. , Young, S. R. , Dworak, E. M. , Novack, M. A. , Shono, Y., Adam, H., Nowinski, C. J. , Pila, S., Hosseinian, Z., Varela Diaz, M., Almonte-Correa, A. , Alperin, K., Camacho, M. R., Landavazo, Bernard, Nosheny, R. L., Weiner, M. W., Gershon, R. C. (2025). The Mobile Toolbox (MTB) Sequences Task: Development and Validation of a Remote, Smartphone-Based Working Memory Test. Frontiers in Psychiatry, 15. https://doi.org/10.3389/fpsyg.2024.1497816

The Mobile Toolbox for Remote, Self‐Administered Cognitive Assessment in Older Adults: Associations with In‐Clinic Cognitive Testing and Alzheimer’s Disease Biomarkers

Authors: Jutten, R.J., Berling, J.E., Slade, E., Thompson, J.C., Fangli Fu, J., Birkenbihl, C., Properzi, M.J., Marshall, G.A., Amariglio, R.E., Papp, K.V., Johnson, K.A., Price, J.C., Sperling, R.A., & Rent, D.M.

Journal Article: Alzheimer's & Dementia: Diagnosis, Assessment, & Disease Monitoring, 17(3)

Year Published: 2025

Age: Adult (18-65), Older Adult (65+)

Tags:

Crystallized Cognition Score Dementia Fluid Cognition Score Performance Test Validity
Citation The citation has been copied to the clipboard
Citation ×

Jutten, R.J., Berling, J.E., Slade, E., Thompson, J.C., Fangli Fu, J., Birkenbihl, C., Properzi, M.J., Marshall, G.A., Amariglio, R.E., Papp, K.V., Johnson, K.A., Price, J.C., Sperling, R.A., & Rent, D.M. (2025). The Mobile Toolbox for Remote, Self‐Administered Cognitive Assessment in Older Adults: Associations with In‐Clinic Cognitive Testing and Alzheimer’s Disease Biomarkers. Alzheimer's & Dementia: Diagnosis, Assessment, & Disease Monitoring, 17(3). https://doi.org/10.1002/dad2.70160

Using the Mobile Toolbox in Child and Adolescent Samples: A Feasibility Study

Authors: Young, S. R., Novack, M. A., Dworak, E. M., Kaat, A. J., Hosseinian, Z., & Gershon, R. C.

Journal Article: Child Development, Volume 95, Issue 4, July/August 2024, Pages 1416–1424

Year Published: 2024

Age: Child (7-12 years)

Citation The citation has been copied to the clipboard
Citation ×

Young, S. R., Novack, M. A., Dworak, E. M., Kaat, A. J., Hosseinian, Z., & Gershon, R. C. (2024). Using the Mobile Toolbox in Child and Adolescent Samples: A Feasibility Study. Child Development, Volume 95, Issue 4, July/August 2024, Pages 1416–1424. https://doi.org/10.1111/cdev.14066

See all Publications
Scroll to Top