Wiedeman finished with 14 points and 12 rebounds for the Cougars (16-7, 8-3 Southern Conference), who have won four straight games. Willis Hall scored 12 points and grabbed nine rebounds, and Anthony Stitt and Adjehi Baru each had 10 points.
College of Charleston led for most of the contest, taking a 28-14 lead with 9:04 left in the first half on a 3-pointer by Lawrence, who also had six assists. The Cougars went into halftime with a 13-point advantage and continued to dominate the Spartans in the second half, leading by as many as 22 points.
With a trio a top recruits from Philadelphia, the Penn State basketball program is primed to finally turn a corner.
Maryland point guard Melo Trimble, considered a lock to leave the program before struggling in the second half last season, has withdrawn from the NBA draft and will return for his junior season.
Louisville's Chinanu Onuaku, who recently underwent a medical procedure to correct a heart rhythm issue detected during the combine, will keep his name in the NBA draft pool.