Play as a pilot in a 2D arcade game featuring galactic battles and spacefights. Defend against alien invaders and explore the universe. Unlock new ships and weapons. Upgrade base defenses and manage resources. Engage in turn-based strategy combat.
Learn Hiragana and Katakana with flashcards. Study over 900 common beginner words. are removed after correct answers or shuffled back after mistakes. Practice 10 at a time. Test knowledge in -to-English or English-to- formats.
Study any topic with flashcards and quizzes. Practice memorization through short, focused sessions. Track progress and review material for retention. Share notes and access a variety of subjects like Spanish and programming.
The app is an action-packed platformer where players drive back alien invaders. It features eight classic stages, power-ups, and formidable boss ships.
Learn kanji, hiragana, and katakana through interactive exercises. Practice character recognition with a rolling test. Track progress with built-in quizzes and review sessions. Sync study sessions across devices.