I See Addition and Subtraction 对比 Number Run 的使用情况和统计数据

Addition and subtraction calculations are made visual by I See Maths + -. It allows educators to create a range of images that help children to understand key calculation concepts. The Singapore Bar feature allows the 'part-part-whole' structure to be made visible; calculations can be shown on 10-frames and the 100-square; column + and - can be modelled step-by-step. The images can also be adapted to create meaningful questions. This makes I See Maths + - an invaluable teaching tool.

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Number Run

Baron von Count has stolen the 4 Mathemagical crystals of the land. Chase him down and bring him to justice or humanity will be forced to count on their fingers forever! Number Run is great practice for boys & girls learning math and adults who just want to stay sharp. Finally, a FUN math game: -Features 52 levels across addition, subtraction, multiplication, and division -Test your skills in Endless Mode -Aligned to Common Core state standards -Unlock new outfits and show your style -Developed by graduate students from Stanford and USC -Retina support for iPhone and iPad -Did we mention it's actually fun? We're gamers, we're developers, we're educators--talk to us at www.facebook.com/numberrun