Laurentian University 1 article published in JoVE Behavior Practical Methodology of Cognitive Tasks Within a Navigational Assessment Manon Robillard1, Chantal Mayer-Crittenden1, Annie Roy-Charland2, Michèle Minor-Corriveau1, Roxanne Bélanger1 1Speech-Language Pathology Program, Laurentian University, 2Psychology Department, Laurentian University Children who have complex communication needs can benefit from the use of a speech-generating device (SGD). Cognitive skills were identified as having an impact on the ability to navigate between levels of SGDs. This protocol describes the steps needed for Speech-language Pathologists to assess cognitive skills and navigational abilities.