On the way for Christmas!
Blackboard Math: Decimals is the successor app to Blackboard Math: Arithmetic. It continues to use our exclusive virtual blackboard so students can show their work while solving real math problems. Plus, we didn’t stop there. ‘Decimals’ again re-defines the standard for academic rigor in an app, this time by adding a totally new, knowledge-building, “Concepts” activity. […]
Practice arithmetic just like Abe Lincoln. Updated for the 21st century. Blackboard Math is the ONLY tablet-native app that uses the entire touch-screen as a virtual slate for children to solve math problems longhand. It is not another cell phone app with scaled up graphics to fill out a larger display. It is not another […]
Our developers include avid cyclists among their number. A couple of them created this app as a fun way to quickly compute the optimal tire pressure for one’s bicycle tires. The app is based on research by Frank Berto as published in the Spring 2007 issue of Bicycle Quarterly magazine. Philip Williamson, our illustrator, has […]
"Great because kids can show their work..."
"I've tried probably a dozen different math apps, and this is by far the best. It has the basic flash-card math--where you have to type in the answer, instead of multiple choice--but then goes much, much further. The app lets you do math exactly like you would on paper, with borrowing and carrying. There are three levels of problems, from flash-card to really challenging advanced arithmetic. This is the …
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