If you're looking for something to do at home, then Mazda has an answer by releasing a series of free papercraft models that you can print out and build at home.
A CENTURY OF DEFYING CONVENTION: MAZDA 1920-2020
Mazda RX-7: Redefining rotary-powered driving fun
The joy of driving, lightweight design and the rotary engine: three elements that define Mazda’s DNA
MAZDA BACKS CARBON-NEUTRAL BIOFUEL RESEARCH