Enigma 1:
Math in the cinema...
Enigma 2:
Visiting the Crofto(w)n city!
Enigma 3:
Borwein integrals bug
Enigma 4:
Smallest doctors number.
Enigma 5:
NCBC Rowers
Enigma 6:
Mathematical cake
Enigma 7:
Terrace
Enigma 8:
Union Jack
Enigma 9:
The Bézier Curve.
Enigma 10:
The Hundred Thousandth.
Enigma 11:
King's Integral.
Enigma 12:
Mathematical Message