This is the school where the gang goes to deliver gifts (and through a miracle misses getting hit by a truck driver going the wrong way down a one way street) in the season three episode "It's a Totally Happening Life"
Playa Del Rey Elementary School, 12221 Juniette St, Culver City CA
Note: In the near-miss accident scene, the West Beverly bus is heading west on Juniette St, and the truck driver is coming south on Randall St