SPDX-License-Identifier: Apache-2.0

Copyright 2026 NeuroForgeIO Pty Ltd

The original Python files build_crosswalk.py, make_print.py and verify_pack.py
are licensed under the Apache License, Version 2.0. A copy of that licence is at
https://www.apache.org/licenses/LICENSE-2.0 .

Original teaching prose, fictional stimuli, SVG layouts, PDF exports and text
alternatives are separately offered under CC BY 4.0 as described in
SOURCE-AND-RIGHTS.md. ACARA curriculum wording and embedded DejaVu font subsets
retain their separate rights and attribution.