数学事实 Math Facts - Learn and Practice
通过互动数学表、闪卡和测试建立数学事实技能。注重加法、减法、乘法、除法或所有这些的任意组合。利用高度可配置的设置定制练习和游乐活动。设置数字范围来强调数字出现的顺序、互换性、水平或垂直的问题。切换答案的位置，增进了解并提高思维能力。然后分秒必争地游戏，进入下一级别。 利用深度报告，跟踪所有用户的进度...
Blue Lightning Labs
Math Facts +
Math Fact skills building with interactive math tables, flash cards and testing. Focus on addition, subtraction, multiplication, division or any mix o...
Mathemagics - Mental Math Tricks
Amaze and delight others as you multiply, divide, and square at lightning fast speed. Learn and practice the tricks of mental math calculation in a fu...
Mathemagics - Easy Algebra Fast
Accelerate your algebraic calculation and accuracy as you expand your knowledge with these incredible rarely taught techniques. Learn to think differe...
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