Strand Scoring & Chronological Age
Chronological Age Calculator
For ease and to ensure accuracy, use the calculator below when calculating a child's chronological age:
GDO-R SSW: Strand Score Worksheet
For valid strand scoring and use of Performance Level Ratings all tasks within the strand must be administered.
To reduce error, Gesell encourages the use of the auto-calculating Electronic GDO-R Strand Scoring Worksheet. When downloading choose "Enable Macros" to allow auto-calculating features.
Download the GDO-R E-SSW Auto Calculating Worksheet
Download the paper/pencil version of the GDO-R SSW
GES SSW: Strand Score Worksheet
To reduce error, Gesell encourages the use of the auto-calculating Electronic GES Strand Scoring Worksheet.