Beyond Cats! Grade 1 Math Practice
© 2014 MaypopDesigns
If you're looking for solid, grade specific math drill, this is a good app. It is designed just like the K and grade 2 app (see those reviews for specifics). See Beyond Cats Kindergarten and Beyond Cats Grade 2.
$2.99, iPad, iPhone, Android, Kindle
Teaches: mathematics, math, counting, logic