Browse indexable science and education x402 offerings, including provider, method, and service details.
1729 indexable offerings in this category.
24 Chinese solar terms, jieqi, 24节气, 节气日期, Chinese seasonal markers, Lichun Lixia Liqiu Lidong, Beginning of Spring, 立春 立夏, Chinese agricultural calendar, Spring Equinox Autumn Equinox Summer Solstice Winter Solstice. All 24 solar terms for a given year with exact UTC timestamps. For AI agents handling Chinese seasonal queries, agricultural planning, traditional culture content. Accepts payment on Base or Solana — either network works.
COURSE: salon subscription — $0.25 once pulls 5 procedures (spa, med, attest, trust-score, seal). Returns course id; call included routes with header X-COURSE: <id>, no per-call payment.
LIF: stimulate a quantized spiking neural kernel (int8 LIF, neuropil-gated; fly connectome when distilled). Body: {stimulate:[{i,amp}], ticks}.
Creates age-appropriate, customizable financial literacy curricula with lesson plans, activities, and assessments for children.
Educational briefing on the latest cars in 2026 (powertrains, range, pricing, and what's new).
Curates learning resources for a topic into a focused, useful list.
Differentiates learning objectives to clarify intent and structure for AI workflows.
Scores learning paths to rank or optimize educational sequences.
AI-powered estimator that predicts the time required for a learning activity using content, difficulty, and learner profile inputs.
AI-powered grader that evaluates lesson plans, assigns scores, and provides actionable feedback and improvement suggestions.
Curated reading list on N for tutoring agents, quiz generators, and reading apps — 187 public-domain books (e.g. Lives of the Most Eminent Painters Sculptors and Architects, Vol. 01 (of 10) Cimabue t…
Ask a question about Homer's Odyssey for a tutoring agent, quiz generator, or reading app — get back matching source passages with surrounding context from the text itself, with chapter and location citations. Retrieval only, full-text search over the real text, not a generated summary or answer. No license, no API key required.
Curated reading list on German fiction -- Translations into English for tutoring agents, quiz generators, and reading apps — 244 public-domain books (e.g. The Goose Man, The magic ring, Vol. 1 (of 3)…
Look up metadata by book_id: title, author, Gutenberg ebook release year (not original publication year), subjects, bookshelves, download count, and detected section range. Front matter is reported separately. Section indices may differ from printed chapters. Use book_id from /book-search or a category shelf.
Curated reading list on N for tutoring agents, quiz generators, and reading apps — 187 public-domain books (e.g. Lives of the Most Eminent Painters Sculptors and Architects, Vol. 01 (of 10) Cimabue to Agnolo Gaddi, A history of art in Chaldæa & Assyria, Vol. 1 (of 2), A History of Art for Beginners and Students: Painting, Sculpture, Architecture). Full-text retrieval with drill-down routes for chapters, quotes, and citations. No license, no API key required.
Ask a question about Frankenstein for a tutoring agent, quiz generator, or reading app — get back matching source passages with surrounding context from the book itself, with chapter and location citations. Retrieval only, full-text search over the real book, not a generated summary or answer. No license, no API key required.
Deterministic daily book pick from the indexed corpus, date-seeded so every caller gets the same answer on the same day. Optional date override for backfill. Returns book_id and drill-down routes. No license, no API key required.
Ask a question about Alice's Adventures in Wonderland for a tutoring agent, quiz generator, or reading app — get back matching source passages with surrounding context from the book itself, with chapter and location citations. Retrieval only, full-text search over the real book, not a generated summary or answer. No license, no API key required.
Deterministic daily book pick from the indexed corpus, date-seeded so every caller gets the same answer on the same day. Optional date override for backfill. Returns book_id and drill-down routes. No…
Curated reading list on QE for tutoring agents, quiz generators, and reading apps — 168 public-domain books (e.g. A Study of Recent Earthquakes, The chemistry, properties and tests of precious stones, Field book of common rocks and minerals : $b for identifying the rocks and minerals of the United States and interpreting their origins and meanings). Full-text retrieval with drill-down routes for chapters, quotes, and citations. No license, no API key required.
Curated shelf of public-domain philosophy and ethics texts — from ancient to early-modern thought — ranked by historical popularity. Returns title, author, year, book_id, and drill-down routes for full-text retrieval. No license, no API key required.
Curated reading list on German fiction -- Translations into English for tutoring agents, quiz generators, and reading apps — 244 public-domain books (e.g. The Goose Man, The magic ring, Vol. 1 (of 3), The magic ring, Vol. 3 (of 3)). Full-text retrieval with drill-down routes for chapters, quotes, and citations. No license, no API key required.
Curated shelf of public-domain philosophy and ethics texts — from ancient to early-modern thought — ranked by historical popularity. Returns title, author, year, book_id, and drill-down routes for fu…
Ask a question about Pride and Prejudice for a tutoring agent, quiz generator, or reading app — get back matching source passages with surrounding context from the book itself, with chapter and location citations. Retrieval only, full-text search over the real book, not a generated summary or answer. No license, no API key required.