4D World
HypersphereDay-Night & seasons on 4D planet
4D Geometry
Types of 4D shapesBasic shapes in 4D
Geometry of tesseract
Regulars in 4D
Infinite families
Stars in 4D
Semiregulars in 4D
Tall Girls (& many more)
List of tall girlsLinks
Basic body types
Types of tall girls
Games & Coding
Word Finder 1Word Finder 2
Linguistics
AbbreviationsUpdates
2023/6: Added polyhedra & polychora pages!2023/6/30: Added translation buttons!
2023/7/2: Added animations for "details" tags!
2023/12/19: Added 'hypersphere' & 'abbreviations'
2024/4/6: Added 'types of 4D shapes'