$280, iPad, iPhone, Android, Kindle

Teaches: STEM, computer science, programming, coding

$2500, iPad, iPhone, Android, Windows, Mac OSX, Chrome

Teaches: robotics, programming

$40, iPad, iPhone, Android, Chrome

Teaches: programming, logic, creativity

$300, iPad, iPhone, Android, Chrome, Windows, Mac OSX

Teaches: robotics, programming

$15, iPad, iPhone, Android

Teaches: STEM, coding, programming

$200, iPad, iPhone, Android

Teaches: programming, circuits, logic, robots, electricity

$180, iPad, iPhone, Kindle

Teaches: robotics, programming, cameras

$130, iPad, iPhone, Android

Teaches: robotics, assembly, programming

iPad, iPhone, Android, Kindle, Windows, Mac OSX, Nintendo DS, Nintendo 3DS, Vita, PlayStation 4, Wii, Wii U, Chrome, Xbox 360, Xbox One

Teaches: coding, programming

$60, iPad, Android, iPhone

Teaches: programming, coding

$100, Smart Toy, iPad, iPhone

Teaches: circuits, STEM, logic, programming

$160290, iPad, iPhone, Android, Windows, Mac OSX

Teaches: science, STEM, robotics, programming, coding

$250, iPad, iPhone, Windows, Mac OSX

Teaches: creativity, programming, STEM

$130, Smart Toy, Android, iPad, iPhone, iPod Touch (iOS 8.0 or later)

Teaches: programming, operating a remote control, robotics

$100, iPad, iPhone, Mac OSX, Android, Windows

Teaches: programming, coding, STEAM

$2.99, iPad, iPhone, Android

Teaches: programming, math, coding

$2.99, iPad, iPhone, Android

Teaches: coding, programming, spatial relations

iPad, iPhone, Android

Teaches: programming, coding

iPad, iPhone

Teaches: programming, logic, creativity, coding

$350, iPad, iPhone, Android, Windows, Mac OSX

Teaches: math, logic, programming, creativity, STEM, robotics

$2.99, iPad, iPhone

Teaches: programming, logic

Mac OSX, iPhone, iPad, iPad Universal

Teaches: programming