1 3 4 À B C D E F G H I J K L M N O P Q R S T U V W Y Z 

Age ranges [guideline for consistency]

Ages 18 – 25

or

ages 3 – 5

When space is not an issue, separate numbers with a hyphen that has a space on each side.

(Capital A is not mandatory. It should be applied as appropriate in the usage.)