Math-U-See Manipulatives is an Android application developed by Demme Learning. It is a virtual version of the physical manipulatives that come with the Math-U-See curriculum. The app is designed to illustrate a full range of mathematical concepts, including numbers, operations, fractions, decimals, integers, and algebraic expressions for levels Primer through Algebra 1.

The app offers an interactive and engaging way for students to learn math concepts. It provides a virtual environment that allows students to manipulate and explore math concepts with ease. The virtual manipulatives are designed to be used in conjunction with the Math-U-See curriculum, making it a valuable tool for students and educators alike.