A collection of JavaScript demos.

• Peekaboo Bots — A playful gallery of Grok Bot avatar shapes. Click any bot to play peekaboo.
• Student Profile Rubric Builder — Author a Choice/Score/Noul rubric, evaluate a student, or batch-run the full rubric on 100 students with TypeSafe Jev (English and Simplified Chinese).
• Admissions Triage — Sort 100 fabricated applications by Jev attention, then inspect calibrated field verdicts (English and Simplified Chinese).
• Fruit Primer — Step through a live Noul, Choice, and Score request about fruit, and read what each field in the reply means.
• Speech studio — Direct Gemini 3.8 text-to-speech: styles, vocal tags, two-speaker scenes, streaming, and designed voices.
• Live stage — Compare Gemini 3.8 Live with Extended Thinking: an open conversation, plus one page each for voice, tools, search, planning, and a photo.