Education 5k2p2n

Astronomy 1w3fv

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

Auditory 6565a

• Solfege Portable - ear training program

Dictionaries and Thesauruses 405a43

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

Geography 606i2o

• Marble Portable - virtual globe and atlas

Genealogy 5o3w6h

• Gramps Portable - genealogical research software

Memorization / Memory Improvement 3s2n2k

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

Religion 276o68

• BPBible Portable - bible study tool

Technical Computing 30622w

• FreeMat Portable - scientific prototyping and technical computing

Typing 1w704l

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