└─ 国家地理儿童百科入门+流利+提高级 ->
  ├─ 提高级 ->
    ├─ 提高级评估手册mp3 ->
      ├─ 评估手册2.mp3 - 6.6M
      └─ 评估手册1.mp3 - 15.9M
    ├─ 练习册 ->
      ├─ 24 People Live in the Desert 练习册.pdf - 14.8M
      ├─ 23 Animal Armor 练习册.pdf - 14.7M
      ├─ 22 Popcorn and Candy 练习册.pdf - 14.9M
      ├─ 21 What's on the Ships 练习册.pdf - 15.2M
      ├─ 20 School Today and Long Ago 练习册.pdf - 14.7M
      ├─ 19 Weather Today 练习册.pdf - 13.3M
      ├─ 18 Class Rules 练习册.pdf - 15M
      ├─ 17 The Park 练习册.pdf - 15.2M
      ├─ 16 What's Inside 练习册.pdf - 16.1M
      ├─ 15 The Earth 练习册.pdf - 15.3M
      ├─ 14 On the Moon 练习册.pdf - 14.1M
      ├─ 13 Water,Land,and Air 练习册.pdf - 14.1M
      ├─ 12 Hairy Harry 练习册.pdf - 14.4M
      ├─ 11 Plants on My Plate 练习册.pdf - 15.9M
      ├─ 10 Zoo Map 练习册.pdf - 15M
      ├─ 09 Seeds Grow into Plants 练习册.pdf - 15.7M
      ├─ 08 A Good Place to Live 练习册.pdf - 16.5M
      ├─ 07 Jobs Making and Helping 练习册.pdf - 15.8M
      ├─ 06 Class Teddy Bear 练习册.pdf - 16.5M
      ├─ 05 Cooking Dinner 练习册.pdf - 17M
      ├─ 04 Mud,Mud,Mud 练习册.pdf - 16.8M
      ├─ 03 What Color Is the Sky 练习册.pdf - 16.6M
      ├─ 02 A Frog Has a Sticky Tongue 练习册.pdf - 16.4M
      └─ 01 I Can Breathe Underwater 练习册.pdf - 14.1M
    ├─ 24 People Live in the Desert ->
      ├─ 24 People Live in the Desert 课文.pdf - 8.5M
      ├─ 24 People Live in the Desert 教学指导.pdf - 57KB
      ├─ 24 People Live in the Desert 2.mp3 - 18.8M
      └─ 24 People Live in the Desert 1.mp3 - 18.4M
    ├─ 23 Animal Armor ->
      ├─ 23 Animal Armor 课文.pdf - 8M
      ├─ 23 Animal Armor 教学指导.pdf - 115KB
      ├─ 23 Animal Armor 2.mp3 - 17.2M
      └─ 23 Animal Armor 1.mp3 - 18.6M
    ├─ 22 Popcorn and Candy ->
      ├─ 22 Popcorn and Candy 课文.pdf - 9.5M
      ├─ 22 Popcorn and Candy 教学指导.pdf - 71KB
      ├─ 22 Popcorn and Candy 2.mp3 - 17.6M
      └─ 22 Popcorn and Candy 1.mp3 - 19.2M
    ├─ 21 What's on the Ships ->
      ├─ 21 What's on the Ships 课文.pdf - 9.6M
      ├─ 21 What's on the Ships 教学指导.pdf - 68KB
      ├─ 21 What's on the Ships 2.mp3 - 18.1M
      └─ 21 What's on the Ships 1.mp3 - 19M
    ├─ 20 School Today and Long Ago ->
      ├─ 20 School Today and Long Ago 课文.pdf - 7.7M
      ├─ 20 School Today and Long Ago 教学指导.pdf - 59KB
      ├─ 20 School Today and Long Ago 2.mp3 - 17.9M
      └─ 20 School Today and Long Ago 1.mp3 - 18.5M
    ├─ 19 Weather Today ->
      ├─ 19 Weather Today 课文.pdf - 4.3M
      ├─ 19 Weather Today 教学指导.pdf - 82KB
      ├─ 19 Weather Today 2.mp3 - 17.5M
      └─ 19 Weather Today 1.mp3 - 19.1M
    ├─ 18 Class Rules ->
      ├─ 18 Class Rules 课文.pdf - 5.2M
      ├─ 18 Class Rules 教学指导.pdf - 55KB
      ├─ 18 Class Rules 2.mp3 - 16.6M
      └─ 18 Class Rules 1.mp3 - 18.5M
    ├─ 17 The Park ->
      ├─ 17 The Park 课文.pdf - 9.5M
      ├─ 17 The Park 教学指导.pdf - 114KB
      ├─ 17 The Park 2.mp3 - 16.8M
      └─ 17 The Park 1.mp3 - 18.8M
    ├─ 16 What's Inside ->
      ├─ 16 What's Inside 课文.pdf - 8.6M
      ├─ 16 What's Inside 教学指导.pdf - 78KB
      ├─ 16 What's Inside 2.mp3 - 18.3M
      └─ 16 What's Inside 1.mp3 - 19M
    ├─ 15 The Earth ->
      ├─ 15 The Earth 课文.pdf - 8.5M
      ├─ 15 The Earth 教学指导.pdf - 72KB
      ├─ 15 The Earth 2.mp3 - 18.6M
      └─ 15 The Earth 1.mp3 - 18.6M
    ├─ 14 On the Moon ->
      ├─ 14 On the Moon 课文.pdf - 5.9M
      ├─ 14 On the Moon 教学指导.pdf - 94KB
      ├─ 14 On the Moon 2.mp3 - 17.7M
      └─ 14 On the Moon 1.mp3 - 18.2M
    ├─ 13 Water,Land,and Air ->
      ├─ 13 Water,Land,and Air 课文.pdf - 7.3M
      ├─ 13 Water,Land,and Air 教学指导.pdf - 69KB
      ├─ 13 Water,Land,and Air 2.mp3 - 17.5M
      ├─ 13 Water,Land,and Air 11.mp3 - 884KB
      └─ 13 Water,Land,and Air 1.mp3 - 18.9M
    ├─ 12 Hairy Harry ->
      ├─ 12 Hairy Harry 课文.pdf - 7.6M
      ├─ 12 Hairy Harry 教学指导.pdf - 58KB
      ├─ 12 Hairy Harry 2.mp3 - 17.9M
      └─ 12 Hairy Harry 1.mp3 - 18.8M
    ├─ 11 Plants on My Plate ->
      ├─ 11 Plants on My Plate 课文.pdf - 7.1M
      ├─ 11 Plants on My Plate 教学指导.pdf - 92KB
      ├─ 11 Plants on My Plate 2.mp3 - 17.2M
      └─ 11 Plants on My Plate 1.mp3 - 18.3M
    ├─ 10 Zoo Map ->
      ├─ 10 Zoo Map 课文.pdf - 10.9M
      ├─ 10 Zoo Map 教学指导.pdf - 87KB
      ├─ 10 Zoo Map 2.mp3 - 16.8M
      └─ 10 Zoo Map 1.mp3 - 19.1M
    ├─ 09 Seeds Grow into Plants ->
      ├─ 09 Seeds Grow into Plants 课文.pdf - 6.6M
      ├─ 09 Seeds Grow into Plants 教学指导.pdf - 58KB
      ├─ 09 Seeds Grow into Plants 2.mp3 - 17.8M
      └─ 09 Seeds Grow into Plants 1.mp3 - 18.8M
    ├─ 08 A Good Place to Live ->
      ├─ 08 A Good Place to Live 课文.pdf - 7.9M
      ├─ 08 A Good Place to Live 教学指导.pdf - 74KB
      ├─ 08 A Good Place to Live 2.mp3 - 18.3M
      └─ 08 A Good Place to Live 1.mp3 - 19.1M
    ├─ 07 Jobs Making and Helping ->
      ├─ 07 Jobs Making and Helping 课文.pdf - 6.7M
      ├─ 07 Jobs Making and Helping 教学指导.pdf - 101KB
      ├─ 07 Jobs Making and Helping 2.mp3 - 17.2M
      └─ 07 Jobs Making and Helping 1.mp3 - 18.3M
    ├─ 06 Class Teddy Bear ->
      ├─ 06 Class Teddy Bear 课文.pdf - 6.7M
      ├─ 06 Class Teddy Bear 教学指导.pdf - 57KB
      ├─ 06 Class Teddy Bear 2.mp3 - 17.5M
      └─ 06 Class Teddy Bear 1.mp3 - 18.9M
    ├─ 05 Cooking Dinner ->
      ├─ 05 Cooking Dinner 课文.pdf - 8.8M
      ├─ 05 Cooking Dinner 教学指导.pdf - 66KB
      ├─ 05 Cooking Dinner 2.mp3 - 17M
      └─ 05 Cooking Dinner 1.mp3 - 18.7M
    ├─ 04 Mud,Mud,Mud ->
      ├─ 04 Mud,Mud,Mud 课文.pdf - 8.3M
      ├─ 04 Mud,Mud,Mud 教学指导.pdf - 72KB
      ├─ 04 Mud,Mud,Mud 2.mp3 - 17.8M
      └─ 04 Mud,Mud,Mud 1.mp3 - 18.2M
    ├─ 03 What Color Is the Sky ->
      ├─ 03 What Color Is the Sky 课文.pdf - 7.2M
      ├─ 03 What Color Is the Sky 教学指导.pdf - 92KB
      ├─ 03 What Color Is the Sky 2.mp3 - 17.6M
      └─ 03 What Color Is the Sky 1.mp3 - 18.9M
    ├─ 02 A Frog Has a Sticky Tongue ->
      ├─ 02 A Frog Has a Sticky Tongue 课文.pdf - 14.4M
      ├─ 02 A Frog Has a Sticky Tongue 教学指导.pdf - 55KB
      ├─ 02 A Frog Has a Sticky Tongue 2.mp3 - 17.1M
      └─ 02 A Frog Has a Sticky Tongue 1.mp3 - 19.4M
    └─ 01 I Can Breathe Underwater ->
      ├─ 01 I Can Breathe Underwater 课文.pdf - 6.2M
      ├─ 01 I Can Breathe Underwater 教学指导.pdf - 69KB
      ├─ 01 I Can Breathe Underwater 2.mp3 - 17.9M
      └─ 01 I Can Breathe Underwater 1.mp3 - 19.2M
  ├─ 入门级 ->
    ├─ 练习册(练习册的音频和课本的音频在一起) ->
      ├─ 国家地理儿童百科入门级第24课练习册.pdf - 24.3M
      ├─ 国家地理儿童百科入门级第23课练习册.pdf - 25.3M
      ├─ 国家地理儿童百科入门级第22课练习册.pdf - 24.3M
      ├─ 国家地理儿童百科入门级第21课练习册.pdf - 21.7M
      ├─ 国家地理儿童百科入门级第20课练习册.pdf - 18.8M
      ├─ 国家地理儿童百科入门级第19课练习册.pdf - 23.8M
      ├─ 国家地理儿童百科入门级第18课练习册.pdf - 7.7M
      ├─ 国家地理儿童百科入门级第17课练习册.pdf - 8.7M
      ├─ 国家地理儿童百科入门级第16课练习册.pdf - 7.8M
      ├─ 国家地理儿童百科入门级第15课练习册 小岛.pdf - 9.4M
      ├─ 国家地理儿童百科入门级第14课练习册 熊猫宝宝.pdf - 8.3M
      ├─ 国家地理儿童百科入门级第13课练习册 木头.pdf - 8.7M
      ├─ 国家地理儿童百科入门级第12课练习册.pdf - 9.2M
      ├─ 国家地理儿童百科入门级第11课练习册.pdf - 9M
      ├─ 国家地理儿童百科入门级第10课练习册.pdf - 8.8M
      ├─ 国家地理儿童百科入门级第09课练习册.pdf - 9M
      ├─ 国家地理儿童百科入门级第08课练习册.pdf - 8.5M
      ├─ 国家地理儿童百科入门级第07课练习册.pdf - 9.3M
      ├─ 国家地理儿童百科入门级第06课练习册.pdf - 7.6M
      ├─ 国家地理儿童百科入门级第05课练习册.pdf - 8.9M
      ├─ 国家地理儿童百科入门级第04课练习册.pdf - 8.2M
      ├─ 国家地理儿童百科入门级第03课练习册.pdf - 8.8M
      ├─ 国家地理儿童百科入门级第02课练习册.pdf - 7.6M
      └─ 国家地理儿童百科入门级第01课练习册.pdf - 9.2M
    └─ 国家地理儿童百科--入门级全套24本(PDF+MP3) ->
      ├─ 9 ->
        ├─ 国家地理儿童百科入门级第09课课文.pdf - 18.2M
        ├─ 0902shopping with dad.mp3 - 15.4M
        └─ 0901 shopping with dad.mp3 - 17.4M
      ├─ 8 ->
        ├─ 国家地理儿童百科入门级第08课课文.pdf - 13.9M
        ├─ 0802wheels.mp3 - 15.5M
        └─ 0801 wheels.mp3 - 17.4M
      ├─ 7 ->
        ├─ 国家地理儿童百科入门级第07课课文.pdf - 14.3M
        ├─ 0702 toys.mp3 - 15.2M
        └─ 0701 toys.mp3 - 16.5M
      ├─ 6 ->
        ├─ 国家地理儿童百科入门级第06课课文.pdf - 15.9M
        ├─ 0602 what lives in a swamp.mp3 - 15.6M
        └─ 0601 what lives in a swamp.mp3 - 17.1M
      ├─ 5 ->
        ├─ 国家地理儿童百科入门级第05课课文.pdf - 16.3M
        ├─ 0502 where are they going.mp3 - 14.5M
        └─ 0501 where are they going.mp3 - 16.6M
      ├─ 4 ->
        ├─ 国家地理儿童百科入门级第04课课文.pdf - 13.7M
        ├─ 0402 making a hat.mp3 - 15.5M
        └─ 0401 making a hat.mp3 - 16.9M
      ├─ 3 ->
        ├─ 国家地理儿童百科入门级第03课课文.pdf - 18M
        ├─ 0302 hot and cold.mp3 - 14.3M
        └─ 0301 hot and cold.mp3 - 15.7M
      ├─ 24 ->
        ├─ 国家地理儿童百科入门级第24课课文.pdf - 19M
        ├─ 2402 new clothes.mp3 - 6.3M
        └─ 2401 new clothes.mp3 - 15.5M
      ├─ 23 ->
        ├─ 国家地理儿童百科入门级第23课课文.pdf - 18.5M
        ├─ 2302 What Did They Drive.mp3 - 15.7M
        └─ 2301 What Did They Drive.mp3 - 18.4M
      ├─ 22 ->
        ├─ 国家地理儿童百科入门级第22课课文.pdf - 20.2M
        ├─ 2202 Some Things Float.mp3 - 16.1M
        └─ 2201 Some Things Float.mp3 - 19.3M
      ├─ 21 ->
        ├─ 国家地理儿童百科入门级第21课课文.pdf - 14.4M
        ├─ 2102 You Can Make a Pom-pom.mp3 - 15.9M
        └─ 2101  You Can Make a Pom-pom.mp3 - 18.9M
      ├─ 20 ->
        ├─ 国家地理儿童百科入门级第20课课文.pdf - 14.3M
        ├─ 2002 come to my party.mp3 - 16M
        └─ 2001come to my party.mp3 - 18.3M
      ├─ 2 ->
        ├─ 国家地理儿童百科入门级第02课课文.pdf - 17.2M
        ├─ 0202 look at the tree.mp3 - 13.6M
        └─ 0201 look at the tree.mp3 - 15.6M
      ├─ 19 ->
        ├─ 国家地理儿童百科入门级第19课课文.pdf - 20M
        ├─ 1902 bricks,woods,and stones.mp3 - 16.8M
        └─ 1901 bricks,woods,and stones.mp3 - 19.1M
      ├─ 18 ->
        ├─ 国家地理儿童百科入门级第18课课文.pdf - 21.4M
        ├─ 1802 my friend and i.mp3 - 16.1M
        └─ 1801 my friend and i.mp3 - 18.7M
      ├─ 17 ->
        ├─ 国家地理儿童百科入门级第17课课文.pdf - 13.2M
        ├─ 1702 making raisins.mp3 - 17.1M
        └─ 1701 making raisins.mp3 - 19.5M
      ├─ 16 ->
        ├─ 国家地理儿童百科入门级第16课课文.pdf - 19.5M
        ├─ 1602 now and then.mp3 - 15.3M
        └─ 1601 now and then.mp3 - 17.9M
      ├─ 15 ->
        ├─ 国家地理儿童百科入门级第15课课文.pdf - 21.1M
        ├─ 1502 this is an island.mp3 - 13.4M
        └─ 1501 this is an island.mp3 - 15.4M
      ├─ 14 ->
        ├─ 国家地理儿童百科入门级第14课课文.pdf - 16M
        ├─ 1402 the little panda.mp3 - 14.8M
        └─ 1401the little panda.mp3 - 16.8M
      ├─ 13 ->
        ├─ 国家地理儿童百科入门级第13课课文.pdf - 15.8M
        ├─ 1302 wood.mp3 - 14.1M
        └─ 1301 wood.mp3 - 15.6M
      ├─ 12 ->
        ├─ 国家地理儿童百科入门级第12课课文.pdf - 16.6M
        ├─ 1202 when the rain comes.mp3 - 15.7M
        └─ 1201 when the rain comes.mp3 - 18.5M
      ├─ 11 ->
        ├─ 国家地理儿童百科入门级第11课课文.pdf - 16.4M
        ├─ 1102 the baby shark.mp3 - 14.7M
        └─ 1101 the baby shark.mp3 - 16M
      ├─ 10 ->
        ├─ 国家地理儿童百科入门级第10课课文.pdf - 37.6M
        ├─ 1002plants and animals live here.mp3 - 15.1M
        └─ 1001 plants and animals live here.mp3 - 16.9M
      ├─ 1 ->
        ├─ 国家地理儿童百科入门级第01课课文.pdf - 19.8M
        ├─ 0102 what can a diver see.mp3 - 14M
        └─ 0101 what can a diver see.mp3 - 15.8M
      └─ 国家地理儿童百科入门级评估手册.pdf - 21.3M
  └─ 流利级 ->
    ├─ 流利级评估手册 ->
      ├─ 02.评估手册Track02.mp3 - 6.7M
      └─ 01.评估手册Track01.mp3 - 17.3M
    ├─ 练习册 ->
      ├─ 练习册08.pdf - 4.5M
      ├─ 练习册07.pdf - 4.7M
      ├─ 练习册06.pdf - 4.9M
      ├─ 练习册05.pdf - 4.5M
      ├─ 练习册04.pdf - 4.6M
      ├─ 练习册03.pdf - 5M
      ├─ 练习册02.pdf - 4.6M
      ├─ 练习册01.pdf - 3.1M
      ├─ 24 soil 练习册.pdf - 4.9M
      ├─ 23 the rain forest 练习册.pdf - 4.9M
      ├─ 22 the river's journey 练习册.pdf - 4.6M
      ├─ 21 desert rain 练习册.pdf - 4.9M
      ├─ 20 peanuts 练习册.pdf - 4.7M
      ├─ 19 the key to maps 练习册.pdf - 4.6M
      ├─ 18 magnets 练习册.pdf - 4.4M
      ├─ 17 mighty machines 练习册.pdf - 4.5M
      ├─ 16 more places to visit 练习册.pdf - 4.8M
      ├─ 15 water can change 练习册.pdf - 4.1M
      ├─ 14 work vehicles 练习册.pdf - 4.6M
      ├─ 13 a cat's whiskers 练习册.pdf - 4.6M
      ├─ 12 when a storm comes 练习册.pdf - 4.6M
      ├─ 11 jack's boat 练习册.pdf - 4.5M
      ├─ 10 corn 练习册.pdf - 4.7M
      └─ 09 my fish tank 练习册.pdf - 4.6M
    ├─ 教学指导 ->
      ├─ work vehicles.pdf - 57KB
      ├─ wind power.pdf - 60KB
      ├─ when a storm comes.pdf - 53KB
      ├─ water can change.pdf - 62KB
      ├─ this is my street01.pdf - 55KB
      ├─ the rivers journey.pdf - 91KB
      ├─ the rain forest.pdf - 55KB
      ├─ the key to maps.pdf - 59KB
      ├─ the car wash04.pdf - 95KB
      ├─ soil.pdf - 57KB
      ├─ peanuts.pdf - 70KB
      ├─ our town 02.pdf - 56KB
      ├─ my fish tank.pdf - 62KB
      ├─ more places to visit.pdf - 74KB
      ├─ mighty machines.pdf - 69KB
      ├─ magnets.pdf - 53KB
      ├─ looking for a new house.pdf - 56KB
      ├─ jack's boat.pdf - 55KB
      ├─ ice cream for you.pdf - 59KB
      ├─ from field to florist.pdf - 75KB
      ├─ desert rain.pdf - 57KB
      ├─ corn.pdf - 101KB
      ├─ can You See an Insect 05.pdf - 85KB
      └─ a cat's whiskers.pdf - 77KB
    ├─ PDF ->
      ├─ 24 work vehicles.pdf - 10.7M
      ├─ 23 wind power.pdf - 2.8M
      ├─ 22 when a storm comes.pdf - 2.7M
      ├─ 21 water can change.pdf - 11.6M
      ├─ 20 this is my street.pdf - 2M
      ├─ 19 the river's journey.pdf - 3.6M
      ├─ 18 the rain forest.pdf - 3.7M
      ├─ 17 the key to maps.pdf - 1.6M
      ├─ 16 the car wash.pdf - 2.1M
      ├─ 15 soil.pdf - 4.8M
      ├─ 14 peanuts.pdf - 3.1M
      ├─ 13 our town.pdf - 2.6M
      ├─ 12 my fish tank.pdf - 8.5M
      ├─ 11 more places to visit.pdf - 16.5M
      ├─ 10 mighty machines.pdf - 7.6M
      ├─ 09 magnets.pdf - 1.7M
      ├─ 08 looking for a new house.pdf - 8.6M
      ├─ 07 Jack's boat.pdf - 1.8M
      ├─ 06 ice cream for you.pdf - 2.8M
      ├─ 05 from field to florist.pdf - 2.5M
      ├─ 04 desert rain.pdf - 14.5M
      ├─ 03 corn.pdf - 2.8M
      ├─ 02 can you see an insect.pdf - 4.9M
      └─ 01 a cats whiskers.pdf - 1.7M
    └─ MP3 ->
      ├─ 24 wind power ->
        ├─ 2.mp3 - 11.9M
        └─ 1.mp3 - 14.2M
      ├─ 23 when a storm comes ->
        ├─ 2.mp3 - 12.5M
        └─ 1.mp3 - 15.8M
      ├─ 22 water vehicles ->
        ├─ 2.mp3 - 12M
        └─ 1.mp3 - 18M
      ├─ 21 water can change ->
        ├─ 2.mp3 - 10.2M
        └─ 1.mp3 - 13.7M
      ├─ 20 this is my street ->
        ├─ 2.mp3 - 14.3M
        └─ 1.mp3 - 18.4M
      ├─ 19 the river's journey ->
        ├─ 2.mp3 - 13.3M
        └─ 1.mp3 - 18M
      ├─ 18 the rain forest ->
        ├─ 2.mp3 - 14.4M
        └─ 1.mp3 - 18.7M
      ├─ 17 the key to maps ->
        ├─ 2.mp3 - 13.4M
        └─ 1.mp3 - 17.1M
      ├─ 16 soil ->
        ├─ 2.mp3 - 15.7M
        └─ 1.mp3 - 25.2M
      ├─ 15 peanuts ->
        ├─ 2.mp3 - 12M
        └─ 1.mp3 - 13.7M
      ├─ 14 our town ->
        ├─ 2.mp3 - 11.5M
        └─ 1.mp3 - 13.7M
      ├─ 13 my fish tank ->
        ├─ 2.mp3 - 11.9M
        └─ 1.mp3 - 16.3M
      ├─ 12 more places to visit ->
        ├─ 2.mp3 - 16.7M
        └─ 1.mp3 - 20.8M
      ├─ 11 mighty machines ->
        ├─ 2.mp3 - 10.8M
        └─ 1.mp3 - 13.8M
      ├─ 10 magnets ->
        ├─ 2.mp3 - 14.1M
        └─ 1.mp3 - 19.4M
      ├─ 09 looking for a new house ->
        ├─ 2.mp3 - 14M
        └─ 1.mp3 - 20.4M
      ├─ 08 jack's boat ->
        ├─ 2.mp3 - 11.4M
        └─ 1.mp3 - 14.9M
      ├─ 07 ice cream for you ->
        ├─ 2.mp3 - 11.6M
        └─ 1.mp3 - 17.1M
      ├─ 06 from field to florist ->
        ├─ 2.mp3 - 11.7M
        └─ 1.mp3 - 13.9M
      ├─ 05 desert rain ->
        ├─ 2.mp3 - 13.3M
        └─ 1.mp3 - 19.1M
      ├─ 04 corn ->
        ├─ 2.mp3 - 14.2M
        └─ 1.mp3 - 17.6M
      ├─ 03 car wash ->
        ├─ 2.mp3 - 9.4M
        └─ 1.mp3 - 11.5M
      ├─ 02 can you see an insect ->
        ├─ 2.mp3 - 12.8M
        └─ 01.mp3 - 16.1M
      └─ 01 a cats whiskers ->
        ├─ 02.mp3 - 12.6M
        └─ 01.mp3 - 19.5M

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