TeacherGeek Perpendicular Block Pack of 100
Physics Educational Materials
TeacherGeek System Components
Bulk perpendicular connectors to expand your TeacherGeek collection
The versatile TeacherGeek Perpendicular Block is an essential component for building most any activity. There are three splined holes that can be used to connect dowels at 90 degrees. The holes can also be reamed to allow for dowel movement both rotational and linear.