Similar to beer goggles, only in this case it pertains to the International Baccalaureate program in high school. Someone you never would have been attracted to while in "normal kid school" starts to look pretty good...
Sara: "OMG Did you hear that Suzi and David are going out now!?!?"
Erin: "Wait, you mean the Suzi who models and the David who's face is covered in acne and is taking IB Physics HL and IB Chemistry HL? Must be the IB goggles."