$2.99, iPad, iPhone, Android, Kindle

Teaches: health, the hospital, doctors, medicine, language, representation, creativity

$2.99, iPad

Teaches: science, biology, mammals, food, digestion, medicine, health

$3.99, iPad

Teaches: causality, daily routines, health

$2.99, iPad, iPhone

Teaches: creativity, language, the hospital, health

$2.99, iPad

Teaches: reading, health, humor, stories

$3.99, iPad, iPhone, iPod Touch (iOS 6.0 or later)

Teaches: reading, language, anatomy, biology, health

$2.99, iPad, iPhone

Teaches: science, human anatomy, biology, health

$0.99, iPad, iPhone

Teaches: personal health, going to the dentist, reading

$0.99, iPhone, iPad

Teaches: health, doctors, logic, matching

$40, Nintendo DS

Teaches: physical exercise, health, reading, strategy, spatial relations, logic, memory

$40, Nintendo DS

Teaches: physical exercise, health, reading, strategy, spatial relations, logic, memory

Windows, Mac OSX, Internet Site

Teaches: health

Windows, Mac OSX, Internet Site

Teaches: math, reading, science, health, attention deficit syndrome

$25, Windows

Teaches: health, logic, mathematics, planning, problem solving, economics, money

$20, Mac OSX*, Windows XP,*

Teaches: deductive reasoning, reading, health care, animals, science, veterinary medicine

$29.99, Windows XP, Windows 98

Teaches: health, Logic, Mathematics, planning, problem solving, economics, money

$100, Internet Site

Teaches: science, health, reading, writing, social studies and math