Turtle geometry
Explore Turtle geometry by Harold Abelson; Andrea diSessa: 50 Hacker News mentions from 27 participants in 2007-02-22–2026-11-01. Read original excerpts, compare opinions and save this book.
Share on XFrom the conversation
Latest 20 source recordsA mention is not an endorsement. Labels are automatically classified by the source. Follow the original discussion to verify the context.
This record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker NewsThis record preserves its author, date and source link. Open HN to read the full context.
Read on Hacker News