[解析]
(1)B.细节理解题.根据第二段的Psychologist Susan Levine, an expert on mathematics development in young children at the University of Chicago, found children who play with puzzles between ages 2 and 4 later develop better spatial skills.芝加哥大学幼儿数学发展专家、心理学家苏珊•莱文(Susan Levine)发现,在2岁至4岁之间玩拼图游戏的儿童后来会发展出更好的空间技能.可知,拼图游戏对儿童发展空间技能有益.故选B.
(2)C.细节理解题.根据第二段的Puzzle play was found to be a significant predictor of cognition (认知)after controlling for differences in parents' income, education and the amount of parent talk,Levine said.莱文说,在控制了父母收入、教育程度和家长谈话量的差异后,拼图游戏被发现是认知能力的一个显著预测因子.可知,莱文在设计她实验时考虑到了父母的教育.故选C.
(3)D.细节理解题.根据第五段的However, boys tended to play with more complex puzzles than girls然而,男孩往往比女孩玩更复杂的拼图,可知,男孩和女孩的不同在于他们可能会玩更难的拼图.故选D.
(4)B.主旨大意题.根据全文和第三段的The researchers analyzed video recordings of 53 child﹣parent pairs during everyday activities at home and found children who play with puzzles between 26 and 46 months of age have better spatial skills when assessed at 54 months of age.研究人员分析了53对儿童家长在家中日常活动的视频记录,发现在26至46个月大之间玩拼图游戏的儿童在54个月大时的空间技能更好.可知,文章是关于一个关于拼图对孩子益处的科学研究.A.A mathematical method数学方法;B.A scientific study科学研究;C.A woman psychologist女心理学家;D.A teaching program教学课程.故选B.