This is a 2020 Tenprint Examination test that is part of the CTS Late Order Purchase (LOP) plan. Credit card purchase only. Participants assess their ability to compare collected fingerprints and determine whether or not they originate from a single source. Samples are made available in May. This test is presented in an online only form.

This is a 2020 Footwear Impressions test that is part of the CTS Late Order Purchase (LOP) plan. Credit card purchase only. Participants compare questioned imprints to known source exemplars to establish identification. Available in 2 test formats (photo and digital download). Samples ship in April.

Participants process several pieces of porous and nonporous evidence to develop latent prints. Samples ship in October.