Perform arithmetic operations with fractions, including addition, subtraction, multiplication, and division. Convert between improper fractions and mixed numbers. Adjust denominators and simplify results.
Through interactive, step-by-step tutorials. Follow mentors to complete tasks and gain hands-on experience. Access self-paced workshops and guided courses in subjects like cooking and art. Share progress and receive feedback from instructors.
Access chemical element data including atomic number, symbol, and properties. Select and copy element details. Create molecular formulas by long-pressing symbols. Calculate molecular mass. Link to Wikipedia pages for additional information.
The app offers learning activities for children aged 2 to 5, focusing on colors, shapes, and memorization. It includes games like "Find me!" and "shapes & Colors," with additional in-app purchases for more educational content.
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.
The app transforms an iPhone or iPad into a synthesizer using additive, subtractive, and FM sound synthesis. It supports external MIDI input for notes, modulation wheel, and pitch bend, and includes screen recording for sharing sounds.
Model points and lines on a plane with colored elements and pair labels. Use a 19x15 grid or dot/square grid. Display tables of values and sliding axes. Graph ordered pairs, distance, and transformations. Plot ratios, rates, and linear equations.