Stack is a set play to run against a 2-3 zone defense.
#1 dribbles right to move D2
#4 replaces #1
#1 passes to #4 to occupy D1
#4 passes to #3 to move D3
#2 breaks to corner for shot as #5 screens in D3
After the shot, all players fill the rebounding spots.
Here are some more resources for zone offense:
Overload--spread the defensive guards and run a shooter to the free throw line against a 2-3 zone.
Popout--Run by legendary High School Basketball Coach Bill Harrell.
Coach K. 2-1-2 Zone Attack short video segment of a DVD from Coach K showing him coaching his 2-1-2 or 2-3 zone attack in practice. His point is that we all need to have some type of misdirection in our zone attack.
Tara Vanderveer Continuity Zone Offense idea for a simple continuity zone offense to run against a 2-3 zone from Tara Vanderveer on youtube. It gives you a method to dribble the forward away from their guarding spot and then run a player to the short corner.
Five--Set play to run against a zone defense. The play forces the zone to guard three movements--a basket cut, a flex type screen, and a staggered double screen for a shooter.