THALEAN EXPLORER — DEVICE SPEECH EDITION

Extract the whole ZIP into one folder, then open index.html.
Keep the assets folder and all chapter pages together. The visual teaching sequence needs no installation or internet.

An eight-scene reverse introduction, six chapters with 135 scenes, and seven raindrop finale phases. English, French and German text and narration are included.
Tap Play for full narration using your phone or browser voice. Sound off lets you step at your own pace.
Voice selects language, speaker and pace. English defaults to UK English. Phonetic hints affect English speech only. Pause resumes from the beginning of the current sentence.
Offline speech depends on installed device voices and browser support; network voices need internet.
If the browser cannot speak, use Sound off to continue. No microphone or audio account is needed.

Previous / Play-Pause / Next. Chapters are available from the home page.
The final excitation shows the full raindrop. Open raindrop.html for the dedicated Excite / Play-Pause / Clear page.
Progress and voice preferences are saved when browser storage is available.
Optional links to Aletheos and the Observatories open online.
