IB and standard classes polarize learning; need honors courses
IB classes are hard. To really thrive, one has to dedicate time and effort to the work an IB class demands. Even students who are looking for challenge may not be able to ready to commit themselves to the responsibilities of an IB class. Students who are on the cusp between being ready for IB have no alternative but to stick with standard classes until they are ready to take on an IB class.