动手玩转Scratch 2.0编程-STEAM创新教育指南

致谢....................................................................................................v本书介绍...........................................................................................vii第1章 准备开始.................................................................................1什么是 scratch ..................................................................................2scratch 编程环境 ..............................................................................3试一试 1-1 ......................................................................................3舞台 .........................................................................................................4角色列表 .................................................................................................5试一试 1-2 ......................................................................................5试一试 1-3 ......................................................................................6积木区 .....................................................................................................7试一试 1-4 ......................................................................................8脚本区 .....................................................................................................8试一试 1-5 ......................................................................................9试一试 1-6 ....................................................................................10造型标签页 ...........................................................................................10声音标签页 ...........................................................................................11试一试 1-7 ....................................................................................11试一试1-8 ....................................................................................12背景标签页 ...........................................................................................12角色信息 ...............................................................................................13试一试 1-9 ....................................................................................13工具栏 ...................................................................................................14绘图编辑器 ......................................................................................15设置图像的中心 ...................................................................................15试一试 1-10 ..................................................................................16设置透明色 ...........................................................................................16制作第一个 scratch 游戏 .................................................................17第一步：准备背景 ...............................................................................18第二步：加入反弹板和小球 ...............................................................18第三步：让角色动起来 .......................................................................19试一试 1-11 ..................................................................................20第四步：添加声音更有趣 ...................................................................21scratch 积木一览 ............................................................................22算术运算符和函数 ...........................................................................23算术运算符 ...........................................................................................23随机数 ...................................................................................................24数学函数 ...............................................................................................25本章小结 ..........................................................................................25练习题 .............................................................................................25第2章 动作和绘图...........................................................................29使用动作模块的积木 ........................................................................29第一动作 ...................................................