articles and knowledge

Three practical guides from ChatVariety Team on car insurance, road trip preparation and safe driving after 65 — with a recommended reading order and Kindle and paperback links.

A review of the Grade 9 (M.3) science practice app from ChatStick: 1,000 questions across 7 chapters of the Thai core curriculum, step-by-step solutions, free lesson summaries, Smart Review, mock exams and offline use. Free on the App Store.

A look at IELTS University Ready on Android: original IELTS Academic practice for Reading, Listening, Writing and Speaking, 15 timed mock exams, 490+ academic words and Thai explanations. Free on Google Play.

A full review of CU-TEP Vocabulary, an iPhone and iPad app with 3,000+ academic English words for CU-TEP prep. Every word includes a Thai translation, IPA, example sentences, synonyms, antonyms and collocations, plus flashcards, Smart Review and 10+ exercise types.

A 110-page guide to how AI is reshaping industries, creating new job roles and changing what it takes to thrive at work. Here's what's inside, who it's for, and where to read it on Google Play Books.

A practical guide from the Smart Car Buying & Ownership Series for drivers over 65 and their families: safer driving habits, choosing the right car and planning mobility ahead. On Kindle and in paperback.

Halloween 2026 falls on Saturday, October 31. Get your chats ready with Cute Spooky Stickers: 108 hand-drawn ghosts, witchy cats and pumpkins in 8 themed packs for iMessage, a sticker keyboard and widgets. Start free with 32 stickers.

A 121-page portrait of Keanu Reeves — from humble beginnings to The Matrix and John Wick, plus the kindness and philanthropy behind the legend. Here's what's inside, who it's for, and where to read it on Google Play Books.

An engineering guide from the AI Infrastructure, Hardware & Compiler Engineering Series covering superconducting qubits, quantum error correction and practical algorithm implementation. On Kindle and in paperback.

A full review of JLPT Vocab Bloom, a Japanese vocabulary app with 5,000+ words across JLPT N5 to N1, kanji, furigana, romaji, Thai meanings and example sentences, plus SRS flashcards and multiple practice modes. Free on the App Store.

A review of a Thai Mattayom 2 (Grade 8) science practice app for Android: 1,000+ questions across all 8 curriculum units, detailed explanations, mock exams, weak-spot practice and offline study. Free on Google Play.

A full review of Hanuman Thai Stickers: 108 original Thai-inspired stickers in nine themed packs, with an iMessage sticker pack, custom keyboard, widgets, mood filters and Thai/English search. Free on the App Store.

A 98-page exploration of Hadrian's Wall — how Rome planned and built its northern frontier, life for the soldiers who guarded it, and its legacy in Britain. Here's what's inside, who it's for, and where to read it on Google Play Books.

A practical guide from the Smart Car Buying & Ownership Series that helps everyday drivers prepare their car, plan the route and stay safe on the highway before a long drive. On Kindle and in paperback.

Seven practical middle school math study tips for Grades 7–9 (Thai M.1–M.3): short daily practice, reading every worked solution, fixing mistakes and timed mock exams, with a free 3,000-question practice app from ChatStick.

A 101-page journey back more than 500 million years to the Cambrian Explosion, when complex life burst onto the scene. Here's what's inside, who it's for, and where to read it on Google Play Books.