| 20 videos is founds. |
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 | | time | views | |
 | How does a caterpillar change into a butterfly? | 4:10 | 583,148 | |
 | How can you find a magnet? | 3:49 | 81,935 | |
 | Why do some animals stay up at night? | 4:00 | 62,936 | |
 | How do our senses help us? | 4:00 | 217,033 | |
 | Why do you sometimes lose your balance? | 4:00 | 41,629 | |
 | Why do icicles melt when it gets warmer out? | 4:00 | 44,939 | |
 | How do trees adapt to their environment? | 4:10 | 24,292 | |
 | How Do Animals Communicate? | 4:10 | 28,408 | |
 | Why do some animals burrow? | 4:10 | 30,289 | |
 | How can a hippo raise a flag? | 4:00 | 14,932 | |
 | Why don't hippos live in trees? | 4:10 | 19,357 | |
 | Why do some animals have their skeletons on the outside? | 4:10 | 44,586 | |
 | Where do puddles go? | 4:10 | 110,933 | |
 | What causes a shadow? | 4:00 | 105,439 | |
 | How are animal tracks made? | 4:00 | 33,225 | |
 | How can animals blend into their environments? | 4:00 | 31,841 | |
 | How are fossils formed? | 4:00 | 156,949 | |
 | Why do you see your breath in the cold? | 4:30 | 60,105 | |
 | How do plants grow? | 4:00 | 338,396 | |
 | How can a dog lift a hippo? | 4:10 | 64,463 | |
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