
Why can the helicopter stop in the air? Why does the train have to run on the track? Why can the boat float on the water? What are the strange questions put forward by the Little Question Mark who likes to ask questions? What are the funny jokes made by Little Naive who always takes for granted? Come and follow the Little Question Mark and Little Naive to listen to the stories told by Grandpa Brain.
Page Count:
167
Publication Date:
2017-03-01
ISBN-10:
7558900042
ISBN-13:
9787558900044
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