Before revision: Average attention spans per age before 18 years old look like this: 2 years old: 4 to 6 minutes 4 years old: 8 to 12 minutes 6 years old: 12 to 18 minutes 8 years old: 16 to 24 minutes 10 years old: 20 to 30 minutes 12 years old: 24 to 36 minutes 14 years old: 28 to 42 minutes 16 years old: 32 to 48 minutes For time-on-task measurements, the type of activity used in the test affects the results, as people are generally capable of a longer attention span when they are doing something that they find enjoyable or intrinsically motivating.
After revision: For time-on-task measurements, the type of activity used in the test affects the results, as people are generally capable of a longer attention span when they are doing something that they find enjoyable or intrinsically motivating.