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These free apps are based on the visual models featured in Bridges in Mathematics. Apps are available in multiple versions: a web app for all modern browsers, and downloadable versions for specific operating systems and devices (such as Apple iOS for iPad).
Fractions
Represent fractions with denominators from 1 to 100 with circle and bar models.
Geoboard
Stretch virtual bands around pegs to form line segments and polygons.
Math Clock
Explore time, fractions, and more on virtual clocks with geared or free-moving hands.
Math Vocabulary Cards
Deepen understanding of key terms in mathematics with written and visual definitions.
Money Pieces
Visualize money values and relationships with U.S. currency and money value pieces.
Number Chart
Count, explore number patterns, or create your own grid with fractions, decimals, and more.
Number Frames
Represent numbers by placing counters inside of five-, ten-, double ten-, and custom frames.
Number Line
Visualize and work with numbers in sequence on a virtual number line with or without tick marks.
Number Pieces
Use virtual base ten pieces to represent and work with multi-digit numbers.
Number Rack
Slide beads to show and work with numbers and think in groups of 5s and 10s.
Partial Product Finder
Partial Product Finder allows multiplication combinations to be represented as a rectangle, or array, with dimensions that match the combination.
Pattern Shapes
Explore counting, geometry, fractions, and more with a set of virtual pattern blocks.
Whiteboard App
Solve problems and explain your thinking in a digital math workspace.
Share work with others!
Sharing in an app allows educators to pose problems and investigations for students by using an 8-character code or link. Students can share their thinking with their teachers and classmates. Share codes remain available for continued use for 18 months from the date they are last accessed.
Watch the video to learn how sharing works.