YOU SAID:

i'm home schooled for 3 weeks

INTO JAPANESE

私は3週間ホームスクールを受けています

BACK INTO ENGLISH

I have been at home school for 3 weeks

INTO JAPANESE

私はホームスクールに3週間滞在しました

BACK INTO ENGLISH

I stayed at home school for 3 weeks

INTO JAPANESE

自宅の学校に3週間滞在しました

BACK INTO ENGLISH

Stayed at home for 3 weeks

INTO JAPANESE

3週間家にいた

BACK INTO ENGLISH

Stayed home for 3 weeks

INTO JAPANESE

3週間家にいた

BACK INTO ENGLISH

Stayed home for 3 weeks