$3.99, iPad, iPhone, Android

2-5

Teaches: starter app, creativity, language, logic

Windows, Mac OSX, Chrome

6-up

Teaches: programming, debugging, logic, math, science, STEM

$2.99, iPad, iPhone

4-8

Teaches: language, co-op play

$20, Windows, Mac OSX, Steam, PlayStation 4, Nintendo Switch

10-up

Teaches: logic, problem solving, temporal relations

$3.99, iPad, iPhone, Android

3-up

Teaches: causality, shapes, colors, memory, spatial relations, logic

Windows, Mac OSX, Chrome, Internet Site

9-up

Teaches: history, Helen Keller, blindness, hearing loss, special needs

$2.99, iPad, iPhone, Android

4-up

Teaches: logic, spatial relations

$2.99, iPad

5-12

Teaches: science, oceanography, reef life, fish, biology, ecosystems

$2.99, iPad, iPhone, Android

6-9

Teaches: creativity, spatial relations, language, representational play

$2.99, iPad, iPhone, Android, Kindle

2-5

Teaches: fine motor skills, math, counting up to four, 1 to 1 correspondence, airports, planes