$3.99, iPad, iPhone, Android

4-up

Teaches: math, logic, coding, directions, commands, problem solving

$3.99, iPhone, iPad, Android, Kindle

5-up

Teaches: logic, memory, spatial relations, math

iPad (iOS 10 required)

11-up

Teaches: coding, programming, creativity, logic, math

$75, iPad (regular sized only)

5-7

Teaches: coding, logic, math, counting, number lines

$1.99, iPad

4-8

Teaches: math: counting, fractions, addition, subtraction, decimals

$2.99, iPad

6-up

Teaches: Math, logic, Venn diagrams, classification, counting, if then loops

$1.99, iPad, iPhone, iPod Touch (iOS 8.0 or later)

5-8

Teaches: math, creativity, problem solving, logic, gears, physics, physical science, torque

$7.99, iPad, iPhone, Android, Kindle, Mac OSX, Internet Site

5-8

Teaches: coding, math, creativity

$2.99, iPad, iPhone, Android

4-8

Teaches: programming, math, coding