5. The method of claim 1 , wherein the delivering the first educational material is performed as a part of delivering a larger educational material to the plurality of students.
1. A method, comprising: receiving data associated with a characteristic of a plurality of students from an educational delivery system; selecting automatically a control group of students from the plurality of students and an experimental group of students from the plurality of students based on the data such that a value of the characteristic associated with each student from the control group of students is substantially identical to a value of the characteristic associated with each student from the experimental group of students; delivering, from a delivery engine implemented in at least one of a memory or a processing device, a first educational material to the control group of students, the first educational material including a first content associated with a plurality of learning objectives, which is arranged to define at least a first learning path; and delivering a second educational material to the experimental group of students, the second educational material including a second content associated with the plurality of learning objectives, which is arranged to define at least a second learning path.