David P. Johnson

Rated 4.50(2) — David P. Johnson

A very simple math application that provides simple math problems that include subtraction, addition and multiplication of single digit numbers.

Rated 2.00(1) — David P. Johnson

Teach your child to learn their letters and numbers from hearing them directly from you, and associating those letter or numbers with whatever image you like!Your child will be presented with a screen of letters (A-Z) and numbers (1-10), and when they...

Rated 3.00(2) — David P. Johnson

Have your valentine install this app, or install this app and show off your love to your valentine this year.A simple, yet sweet gesture for your loved one that only costs space on your device. This may not completely make your valentines day, but it...

Rated 4.00(2) — David P. Johnson

Teach your child to learn their letters and numbers from hearing them directly from you, and associating those letter or numbers with whatever image you like!Your child will be presented with a screen of letters (A-Z) and numbers (1-10), and when they...