QUES: The kids at home will love them and theyre lightweight in the suitcase

correct the punctuation.

CORRECTED: The kids at home will love them and they're lightweight in the suitcase!

QUES: For the common dining hall at St Catherines College in Oxford Arne Jacobsen designed this chair with the extremely high back for the professors

correct the punctuation.

CORRECTED: For the common dining hall at St. Catherine's College in Oxford Arne Jacobsen designed this chair with the extremely high back for the professors.

QUES: Perhaps the reason for the popularity of the anomalous film was the girl from the future Alice who has won all boyish population of the USSR Perhaps the place and time of the main events Moscow 1984

correct the punctuation.

CORRECTED:
Perhaps the reason for the popularity of the anomalous film was the girl from the future - Alice, who has won all boyish population of the USSR. Perhaps the place and time of the main events (Moscow, 1984).