Challenge your musical skill with Interval bydetermining which chord was played. For each puzzle, three chordsare played with the musical notation displayed for the first two.The third chord will be one of four choices displayed - choose youranswer by touching the right chord. The point value for each gamewill be added to your score for the correct answer, but half thepoints will be deducted for each wrong one. You can play the threechords as many times as you like, and you can move on to the nextpuzzle without answering and without penalty. Your musicalknowledge will increase with repeated playing of the game. You canchoose between piano and church organ for the game'sinstrument.

Worldwide Weather and Climate

Central Banks presents the latest news fromthe world's major central banks. Now, from one place, you can keepup with the latest news from the developed-world's monetary policymakers. The central banks currently included are the US FederalReserve, the European Central Bank, the Bank of England, the Bankof Japan, and the Bank of Canada. Any of the feeds can be enabledor disabled from the opening screen, and content can be shared fromthe menu button.

TechDraw Free is a full-featured drawingapplication, combining both built-in and user-defined geometricshapes with a text and equation editor. Documents can be backed upto the cloud, worked on collaboratively, and shared on the popularsocial media outlets.

Central Bank presents the latest informationfrom the world's major central banks. Now, from one place, you cankeep up with updated news from the developed-world's monetarypolicy makers. The central banks currently included are the USFederal Reserve, the European Central Bank, the Bank of England,the Bank of Japan, and the Bank of Canada. Any of the feeds can beindividually enabled or disabled from the opening screen, andcontent can be shared from a button on the page.

Want to keep up with the latest local weatherforecast? Forecast Now provides the latest detailed local weatherforecast, weather warnings, air quality index, uv index, andanimated radar and satellite views for any user-entered town or zipcode, direct from the US National Weather Service, NOAA and theEPA. Up to 8 locations can be stored for easy re-selection. Userscan opt-in to provide marketing data to our trusted partners,including Placed Inc. (terms of service:https://www.placed.com/terms-of-service, privacy policy:https://www.placed.com/privacy-policy). All images are courtesy ofNOAA and NASA.

Want to create mathematical equations right onyour mobile device? MathTech Free is a full-featured text andequation editor with complete upper- and lower-case Latin and Greekcharacter sets coupled with most of the mathematical operators, allselectable on the fly from single key touches. No special languageor formatting is required. Documents can be backed up, worked oncollaboratively, and shared on the popular social mediaoutlets.

Want to keep up with the latest developmentsin science and technology? News from NIST Free provides the latestdevelopments and research from the National Institute of Standardsand Technology, categorized by major field. All data and images arecourtesy of NIST.