It's not available to the general public. Schools, colleges and other educational establishments have been selected and supplied directly by the Raspberry Pi Foundation.
So you're probably out of luck.
Microprocessor, Raspberry Pi & Arduino Hacker
Mainframe database troubleshooter
2012-18: 1B*5, 2B*2, B+, A+, Z, ZW, 3Bs*3, 3B+
Any DMs sent on Twitter will be answered next month.