Latest science research and discoveries delivered.
The app delivers scientific research and discoveries to a mobile device. It includes information on space exploration, technology, and innovation from NASA, breakthroughs from NIST, and space weather from NOAA.
by Kelly Technology Inc.★ 4.6140 ratingsNewsFreeData updated 2026-09-18
Create and customize flashcards with text, math equations, photos, GIFs, and sketches. Review cards using an adaptive algorithm that adjusts based on performance. Receive personalized suggestions to improve retention.
Directly on the phone using stroke order. Practice 3 to 6 minutes daily. Track progress with an evolving avatar. Listen to vocabulary pronunciations. Access a complete database for HSK, YCT, and other textbooks.