Showing 141–160 of 1,000 ranked alternatives.
Porter Street LLC
Study and with flashcards
Study with over 100 flashcards. View detailed descriptions and images of conditions. Search by disease or symptom. Add notes to each card. Track progress and review frequently missed items. Share cards with peers or instructors.
Public Broadcasting Service
Navigate spacetime and collect cosmic objects
Explore interactive physics simulations to learn about stellar evolution. Navigate cosmic environments to manipulate stars and avoid hazards. Complete challenges to form holes. Access a two-hour documentary on holes hosted by an astrophysicist.
Hamster Force Multimedia Limited
Practice addition and subtraction with drills
Generate math problems for practice focusing on addition and subtraction. Customize exercises by selecting bead number translation, memorization, addition, subtraction, or mixed operations.
振宇 杨
Robots with quick clicks
Learn about electrical concepts through interactive assembly. Complete circuits by tapping the screen to connect components. Progress through increasing difficulty levels with visual cues to guide assembly.
Alex Hastings
Prepare for and OAR tests
Prepare for military officer training with practice tests covering spatial reasoning, verbal skills, and math. Simulate real exam conditions with timed sections. Review results and track progress over multiple attempts.
Jacob Parrent
Train with , lessons, and tools
Train skills with structured and lessons. Set and track practice sessions. Use aim-focused exercises and progress monitoring tools. Access a library of 200+ for targeted improvement.
Dave duVerle
Practice kanji with flashcards and quizzes
Learn Japanese with drills, quizzes, and flashcards for kana, kanji, vocabulary, and grammar. Track progress with charts and scores. Earn game-like achievements for each level. Practice handwriting with KanjiDraw and KanaDraw add-ons.
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