The objective of this project is to collect baseline data from a normative population of children that gender and age matches the population of patients expected to be treated by Mary Bridge Children's Therapy Services and seen in the Research and Movement Laboratory. This project seeks to recruit 25 male and 25 female typically developing children between the ages of 3 and 18 years of age. Non-invasive measurements of movement patterns will be collected during common activities of daily living over a single data collection session.

Inclusion Criteria:

• Age between 3-18 years
• Ambulate independently and without the use of assistive devices
• Perform activities of daily living without physical assistance
• Tolerate adhesive markers placed on skin and clothing
• Willing and interested in participating

Exclusion Criteria:

• Neuromuscular disorders such as cerebral palsy, muscular dystrophy, myotonic dystrophy, spinal muscular atrophy, peripheral neuropathy, or other generalized muscle and/or nerve issues
• Evidence of developmental delays, muscle weakness, decreased muscle tone, joint stiffness, muscle or bone deformity
• Currently using or has a history of using assistive technology devices, bracing/orthoses, manual or powered mobility equipment
• Was born pre-term
• Currently or has a history of taking medication or pharmaceutical treatment related to musculoskeletal side-effects/scenario/diagnosis

A group of 50 neurotypical pediatric subjects will be recruited for this data collection. Children will be assigned to 1 of 5 age groupings (3-5, 6-8, 9-11, 12-14, 15-18), with an equal amount of male/female in each.