School bake sale sponsors: Abbr

• School-support grps
• Band boosters, perhaps
• Orgs. dealing with class issues
• Sch. orgs.
• Bake sale grps.
• Child welfare grps.
• Mom and pop orgs
• Sch. affiliates
• Grade-school orgs

Wikipedia Word definitions in Wikipedia
PTAS or Ptas may refer to: Polynomial-time approximation scheme in computer science Pesetas , Spanish currency PTAS reduction , a reduction that is often used to perform reductions between solutions to optimization problems