词根词缀背单词 vs MathStepMath

你还在死记硬背记单词吗? NO! 现在有更巧妙的记忆方法。 absent 缺席的(ab+sent出现、沒有出现、缺席的) afford 买得起(af+ford拿出、一再拿出{钱}、买得起) empathy 感情相融的(em+pathy感情、进入感情) 当你有了一定的词汇基础,再辅助词根词缀进行记忆,会达到事半功倍的效果。 软件内置7000个单词词根词缀辅助记忆,同时提供美式真人发音功能。

**Master math, one step at a time.** MathStep is a comprehensive K-12 math learning application designed for preschool, elementary, and middle school students. The name "MathStep" reflects our philosophy: math mastery comes step by step. With 175+ knowledge points covering a complete K-9 curriculum, MathStep helps students build solid math foundations through structured practice. **Complete K-9 Curriculum** From number recognition in preschool to quadratic functions and geometry in middle school, 175+ topics are organized in a clear three-level structure: Stage → Grade → Topic. Each topic is rated by difficulty level for clear learning progression. **11 Practice Modes** Arithmetic (integers, decimals, fractions), Geometry Shapes, Algebra Equations, Clock Reading, Money Math, Statistics & Probability, Number Sense, Measurement, Geometry Theorems, Function Analysis — comprehensive coverage of all essential math skills. **Blackboard-Style Visuals** All illustrations use realistic blackboard-style rendering — geometric shapes, number lines, coordinate planes, angle diagrams, and bar charts are precisely drawn. Professional mathematical illustrations help students visualize abstract concepts. **Voice Feedback** Every question includes audio prompts and feedback. Correct answers receive encouraging responses; wrong answers get gentle guidance to try again. Consecutive correct answers trigger escalating praise to keep students motivated. **Bilingual Chinese & English** Complete bilingual support across menus, questions, options, and voice prompts. Numbers in English mode convert to written words (e.g., "forty-five") for authentic language immersion. Ideal for international school students and overseas families. **Progress Tracking** Automatically records practice count and accuracy for each topic, helping parents and students track learning progress and identify areas needing more attention. **Grade-Level Adaptation** Content difficulty automatically adjusts by grade — preschoolers focus on basic number recognition and shapes, elementary students build arithmetic and applied skills, and middle schoolers advance to algebra and geometric reasoning. MathStep — step-by-step math mastery for every child.