Study and test knowledge of the 20 standard acids through customizable quizzes. Topics include names, structural formulas, 1-letter and 3-letter codes, codons, and side chain classes. Quizzes are available for free. Remove ads with an in- purchase.
Learn languages through interactive gameplay, exploring a world where each item teaches new vocabulary. Associate words with locations to enhance memory. Use learned words to defeat robots and progress through the game.
Scan text from images or documents and it to your clipboard. Supports multiple languages including English, Spanish, French, and more. No file saving or translation features.
Teaches vocabulary through interactive games and real-life scenarios. Includes colorful images and voice narration. Allows children to select topics based on personal interests. Tracks progress and provides instant feedback.
Learn ABCs, numbers, colors, and shapes through interactive and activities. Access over 1000 educational exercises. Practice nursery rhymes with animated characters. Available in 16 languages. Track progress and set learning goals.
Connect characters to form words quickly. Play in Classic Mode with 900 stages and varying difficulty. Challenge Mode lets you find as many words as possible within a time limit. Multiplayer allows online play against others.
Convert text to speech in over 30 languages. Record and compare your voice with the text. Save favorite phrases and review past recordings. Adjust voice pitch and speed. Export audio files and share them.
Quiz game teaches country and capitals through . Play solo or multiplayer with global players. Choose from 5 game types and 11 difficulty levels. Each level includes 20 , 20 capitals, or 20 currencies. Track progress through increasing difficulty.
Translate text between languages using Google's translation service. Detect source automatically. Switch between source and destination texts. Create new emails with translated content. Supports Afrikaans, Albanian, and other languages.
Build with interactive and practice language skills through spaced repetition. Create custom decks, set learning goals, and track progress over time. Share cards with others and review content on multiple devices.
Practice with quizzes covering arithmetic operations. Solve problems with varying difficulty levels. Access free printable workbooks. Remove ads to unlock offline mode and all features.
Practice skills through realistic scenarios and AI conversations. Choose or create scenarios for targeted practice. Engage in guided conversations with adaptive AI. Review vocabulary and improve fluency through repeated use.