She did not have another one until the second grade.
They will be available too, but not until the fifth grade.
He did not begin learning English until the sixth grade.
This meant that many students had to wait until third or fourth grade to get the special education help they needed.
There are two public schools, going from kindergarten until 6th grade.
He studied in the same village as the school until 10th grade.
By survey, 92 percent of the children should have completed primary education until the final grade.
After that, her education came from reform schools until the ninth grade.
Research shows that homework has no value in itself until fifth grade.