北大学霸的数学培优课（五年级），百度网盘分享

01.1.mp4 [7.83M]

01.mp4 [26.02M]

02.1.mp4 [6.75M]

02.mp4 [25.83M]

03.1.mp4 [5.05M]

03.mp4 [31.49M]

04.1.mp4 [4.28M]

04.mp4 [29.29M]

05.1.mp4 [2.21M]

05.mp4 [27.87M]

06.1.mp4 [8.98M]

06.mp4 [31.83M]

07.1.mp4 [5.02M]

07.mp4 [27.04M]

08.1.mp4 [8.22M]

08.mp4 [31.63M]

09.1.mp4 [5.61M]

09.mp4 [31.30M]

11配套练习.mp4 [1.80M]

11想找到外星人？你得先学好数学!.mp4 [10.48M]

12阿碁米德到底怎么称王冠的.mp4 [9.62M]

12配套练习.mp4 [1.93M]

13配套练习.mp4 [2.55M]

13这个厉害的致学規律，竟然是地质学家发现的.mp4 [9.17M]

14螺母为什么是正六边形？.mp4 [9.26M]

14配套练习.mp4 [2.49M]

15.1.mp4 [3.11M]

15.mp4 [13.99M]

16.1.mp4 [4.82M]

16.mp4 [13.62M]

17.1.mp4 [2.44M]

17.mp4 [19.35M]

18.1.mp4 [5.00M]

18.mp4 [28.74M]

19.1.mp4 [7.04M]

19.mp4 [32.52M]

20.1.mp4 [11.29M]

20.mp4 [29.38M]

21.mp4 [11.67M]

五年级教学太抽象别怕20方法来帮你.mp4 [4.03M]