Description
A geometry program for ages 6 to 9, made for classroom use on the Apple II.
Provenance
Transferred from the backlog of unread media at a partner archive. Most of the work survives, but some files are lost. The damage map lists them.
Preservation
- Fixity (SHA-256)
107ffbdd652dd1d6ed223b24750882cfd129e833b4c2049d8e0d4279c917e387- Last verified
- Oct 11, 2026, by Vigil
- Emulation profile
- LZE-APPLE2-6 · lz-6502 core
- Copies
- Three, on two kinds of storage, in two cities
- Original carriers
- Kept in cold storage in Vancouver
Access
Free, in the Lazarus reading room in Vancouver and in partner reading rooms. The license does not permit copies to be taken away.
In the reading room it runs in emulation under profile LZE-APPLE2-6, from a read-only copy of the recovered image, as it would have on the Apple II.
Cite as: Tri-County Schools Software Unit, Geometry Castle (1985). Lazarus Archive, LZ-03714.