翰林血液循環 vs Periodic Table

配合翰林版國中自然7上CH4人體的循環系統，透過心臟血液循環闖關圖，紅血球該如何以正確路線且正確順利地運輸氧氣及二氧化碳！ 幫助學生快速理解體循環與肺循環的流動過程，並結合課本知識點，多元互動題目等你來挑戰！

EXPLORE 118 ELEMENTS A visual periodic table with properties, electron shells, history and uses. Search by name, symbol or atomic number, and zoom to explore. LEARN AND CALCULATE 182 reference topics, from basic concepts to organic chemistry. 14 solvers show their steps for balancing reactions, redox, oxidation states, molar mass, amounts of substance, solutions, pH and more. Consult solubility and other reference tables. Practice across 15 topics with feedback and explanations. PERIODIC TABLE PRO • Virtual lab: combine atoms and explore nearly 600 substances with animated models, properties, uses and safety information. • On-device AI tutor: ask in your own words. • Scanner: photograph a reaction equation, check the recognized text, then balance it. • Unlimited practice sessions. The periodic table, element cards, handbook and solvers remain free. 48 LANGUAGES The app uses a supported device language on first launch. You can change it in the app; your choice is saved. Arabic, Hebrew and Urdu read right to left, while formulas keep their standard direction. Light and dark themes. WORKS WITH UNLOCKY Optional study breaks can earn screen time in Unlocky: read three short handbook cards and pass a quick check. Requires a version of Unlocky that supports study breaks. PRIVACY AND AI REQUIREMENTS No accounts, ads, tracking or analytics. Reference content is available offline after installation. AI tutoring requires iOS/iPadOS 26 or later on a compatible device with Apple Intelligence enabled and its model ready. AI answers can contain mistakes. The tutor uses a language supported by Apple Intelligence, on-device Apple Translation where available, or English with a short note. Monthly and yearly plans are auto-renewing subscriptions; manage or cancel them in App Store settings. Lifetime is a one-time purchase with no automatic renewal. Subscriptions renew automatically unless cancelled at least 24 hours before the current period ends. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ultim8digital.github.io/periodic-table/privacy.html