Ooze - Creepy Nites
by Guido Henkel, Hans-Jürgen Brändle, Markus Henrich, Michael Tschögl, Jon Dean, Elaine Dean
1989
L: A Mathemagical Adventure
by members of the Association of Teachers of Mathematics co-ordinated by Richard Phillips, and including Derek Ball, Tony Corbett, David Rooke, Heather Scott, Alan Shaw, Margaret Stevens, Ruth Townsend, Jo Waddingham, Roger Waddingham, John Warwick, Alan Wigley, John Wood, and David Wooldridge.
1984