Here are a few events that were received too late for inclusion in our print issue.

• Thursday, June 21 at 4 p.m.

  Borders

  5870 E. Broadway Blvd.

  Harry Potter Pottercast. A live broadcast with Hary Potter editors, cast and crew is scheduled. Includes discussions, trivia, games and a question-and-answer session. Free. Call 584-0111 for info.

• Friday, June 22 from noon to 3 p.m.

  Green Valley Library

  601 N. La Canada Drive

  Citizens Water Action Coalition. Kristine Uhlman, UA geologist, will speak about the interrelationship between ground and surface water. Free.

• Saturday, June 23 at 8 p.m.

  Arizona Ballroom Company

  5536 E. Grant Road

  Black and White Ball. A night of dancing: From 8 to 8:30 p.m.: mini-group West Coast swing lesson; from 8:30 to 10:30 p.m.: Open dance floor. $7. Call 290-2990 for info.

• Monday, June 25 from 9:30 a.m. to 3 p.m.

  Tucson Children's Museum

  200 S. Sixth Ave.

  Thunderstorm Safety Activities. Explore the dynamics of weather. Make a tornado pattern; experiment with weather instruments; try "wash-safety" experiments and more. Free admission. Call 792-9985 or visit www.tucsonchildrensmuseum.org for info.