给孩子的数学游戏书：创造思维篇-畅读网

　　　　

给孩子的数学游戏书：创造思维篇

作者：张远南

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mobi/epub/pdf/awz3

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内容简介:

《给孩子的数学游戏书》系列分三大方向：形象思维、逻辑思维和创造思维。这是遵循孩子思维能力发展的顺序而设定的。三个篇章是由易到难，每篇各100道精心设置的数学游戏题目，答案的篇幅比题面多，提供详细的、发散的解题思路，拓宽孩子的思维宽度。本套书的目的不是让孩子学会计算、解答有确定答案的问题，而是从回归数学的本源，教会孩子解决未知问题的能力，即使忘掉所有的数学概念和公式，我们希望孩子仍能解决问题。以游戏的态度亲近数学，从源头理解数学的本质。本套书目标读者是小学六年级以下孩子。

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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 5 LIMIT 1 [ RunTime:0.001550s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 46 LIMIT 1 [ RunTime:0.001261s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.002463s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.002772s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1772421407 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:0.786358s ]

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