Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Mean total domain knowledge scores at pretest, interim test (after one month) and final posttest (after two months), by task order condition (Wii-first participants completed the reading assignment between the Interim test and the Posttest; Reading-first participants completed the reading assignments between the Pretest and the Interim Test). Error bars are +/− one standard error of the means.
