Age: 12-13
Level: 6
Language: Polish
(pl)
ไอดี: 208907
19/05/2020
Country code: PL
Country: Poland
Main content: Birds (1865768)
From worksheet author:
why birds can fly?
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![Ptaki Ptaki](/sites/default/files/styles/worksheet/public/def_files/2020/5/19/519231610111053/519231610111053001.jpg?itok=SkKb7DzH)