Bradley (10-2) is off to its best start since beginning the 1985-86 season with a 31-1 record.
Luuk van Bree chipped in 14 points and Nate Kennell 12 for Bradley, which has won back-to-back road games. The Braves entered as the nation's fourth-ranked defense, allowing only 58.5 points per game.
Brown scored six points during Bradley's 16-5 run to close the first half for a 41-29 lead. Childs had 13 points and six rebounds at the break.
Mahoney sank a deep 3-pointer just before the halftime buzzer for SEMO's second field goal in the final five minutes of the half.
McDonald leads Northern Kentucky over Miami (Ohio) 72-66
Drew McDonald had 21 points and 10 rebounds and made four free throws in the final minute to help Northern Kentucky hold off Miami (Ohio) 72-66 on Sunday.
Injury sidelines Kansas State senior forward Dean Wade indefinitely
Kansas State senior forward and preseason Big 12 Player of the Year Dean Wade is out indefinitely after suffering an injury in the second half of Saturday's game.
Demir, Drexel rally from 16-point deficit, beat Quinnipiac
Alihan Demir scored 15 of his career-high 26 points in the second half to help Drexel overcome a 16-point deficit and beat Quinnipiac 92-83 on Sunday night at the Basketball Hall of Fame Holiday Showcase.