LETRS PD comprises a complete course of study that provides the foundational knowledge to understand how students learn to read, write and spell. The following institutes are offered: Early Childhood, Foundations, Modules 1-3, 4-6, 7-9,and 10.Attendance at an institute is a prerequisite to attend a TOT. The cost per person and length of the session varies. Registration fee must be verified 7 days in advance. Sessions require a minimum number of attendees. Voyager Sopris Learning reserves the right to cancel this session seven days prior to the training date for any reason.