The answer is New Stone Age.
Answer:
2 windows
Explanation:
Building a house as a replica of a model means that the details are followed. The only difference between a model and the real building is their dimension. Other details stay the same. So if the the model has two windows, then the real tree house should have two windows too.
For china and russia Relations between the Soviet Union and China reach the breaking point as the two governments engage in an angry ideological debate about the future of communism. The United States, for its part, was delighted to see a wedge being driven between the two communist superpowers.
There was the compass and the astrolabe