Her aunt lives in Toronto. How can she help her children study abroad in high school or immigrate (when going through the procedures)?

There is no physics and chemistry in junior high school, only general science, which is not divided until the second year of high school, that is, grade 11.

Canadian high schools are generally based on subjects, and each subject has a price. If you are an immigrant If so, public school is free.

There are fixed subjects in high school and optional credits.

Each province, each city, and even the schools are different here. It is not the same for children all over the country. They all take the exact same class.