“…The time delay, simultaneous prompting, and the system of least prompts procedures are quite effective in 1:1 instruction (Doyle et al, 1988;Morse & Schuster, 2004;Wolery, Holcombe, et al, 1992), and these results suggest that they are effective in smallgroup arrangements as well. Recently, in three studies, these prompting strategies were applied in SGDI using electronic technologies such as SMART Boards (Campbell & Mechling, 2009;Mechling, Gast, & Krupa, 2007;Mechling, Gast, & Thompson, 2008). In one study (Mechling et al, 2008), participants acquired the target behavior of reading sight words with CTD instruction when either traditional materials (e.g., flash cards) or SMART Board technology was used.…”