Explore chemical elements with detailed information and atom structure simulations. Conduct virtual chemistry experiments. Filter and search elements quickly. Download PDFs for each element. Access presentation galleries and movie clips.
Train musical ear by identifying scale degrees through sustained drones. Practice melodies by playing them on your device. Receive instant feedback on accuracy. Customize training sessions with different keys and difficulty levels.
Search and download music scores for piano, guitar, ukulele, violin, drum set, guzheng, pipa, and erhu. Practice with community-shared scores. Exchange learning resources and interact with other music enthusiasts.
Allows users to perform calculations for and engineering parameters. It includes formulas and definitions for each calculation. Users can compute force, friction, centripetal force, work, power, displacement, and more.
Identify musical notes using device microphone. Display frequency and pitch in real time. Tune instruments or voice with visual feedback. Track history for accuracy improvement. Supports piano and other instruments.
Learn through online classes covering haircutting, hairstyling, haircoloring, chemical texture, extensions, and basic skin and nail services. Study salon management and career preparation. Access sanitation, disinfection, and safety training.
Explore an interactive periodic table with element details and properties. Play an educational game hosted by David Pogue. Watch the full program "Hunting the " for in-depth explanations of element behavior and applications.
Identify surgical instruments using AI-powered SmartScanner by scanning barcodes, SKUs, or taking photos. Search a catalog of over 3.5 million instruments for detailed descriptions, IFUs, and notes.
Test your knowledge of chemical by guessing their names or atomic numbers. Learn element symbols, categories, and properties. Track progress and challenge yourself with increasing difficulty levels.
Create chemical mixtures by combining up to four elements in a beaker. React elements to form new compounds and molecules. Learn about basic chemicals like carbon, hydrogen, and oxygen. Progress through increasingly complex mixtures and reactions.