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Bayley Scales of Infant and Toddler Development | Third Edition Motor Scale

(Bayley-III Motor Scale)

The Bayley-III^® Motor Scale helps identify young children with developmental delay of motor function and guide intervention planning.
Age range:: 1–42 months old
Publication date:: 2006
Qualification level:: B

Qualification Level

Level A

This approval level enables you to buy our assessments that require no professional degree, accreditation, organization membership, or license/certificate.

Level B

This approval level enables you to buy our assessments requiring A or B qualification levels.

Level C

This approval level enables you to buy all our assessments.
Administration:: 1–3 months: 10 minutes; 4–8 months: 15minutes; 9–42 months: 20 minutes
Scores/Interpretation:: Scales scores, composite scores, percentile ranks, age equivalents, and growth scores
Scoring options:: Manual scoring

Pricing & Ordering

The Bayley-III Motor Scale offers everything you need to assess motor development in one convenient package.

The Fine Motor Subtest assesses fine motor skills associated with prehension, perceptual-motor integration, motor planning, and motor speed. Visual tracking, reaching, object manipulation, and grasping are also measured.
The Gross Motor Subtest assesses the movement of the limbs and torso. Items assess static positioning, dynamic movement (including locomotion and coordination), balance, and motor planning.

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