Education 411j2c

Astronomy 4j6a3k

• Celestia Portable - portable space simulator
• Stellarium Portable - portable planetarium

Auditory 564229

• Solfege Portable - ear training program

Dictionaries and Thesauruses 715xs

• Artha Portable - offline thesaurus
• GoldenDict Portable - dictionary and encyclopedia lookups

Geography 4p3z3f

• Marble Portable - virtual globe and atlas

Genealogy 4p2x6x

• Gramps Portable - genealogical research software

Memorization / Memory Improvement 356th

• Brain Workshop Portable - dual n-back brain trainer
• Mnemosyne Portable - flashcard memorization tool

Religion 1z3l

• BPBible Portable - bible study tool

Technical Computing 6o5p2a

• FreeMat Portable - scientific prototyping and technical computing

Typing 2w57v

• TIPP10 Portable - touch typing tutor
• TypeFaster Portable - touch typing tutor