By School Mathematics Project
By School Mathematics Project, Richards, Martin
By Barber, Charles
By Watanabe-O'Kelly
By Richard Kieckhefer
By Anthony Robinson, Robinson, Anthony
By Meredith Hooper, Hooper, Meredith
By Quadling, Douglas
By Douglas Quadling, Quadling, Douglas
By Dobbs, Steve, Miller, Jane
By Miller, Jane
By Dyer, David, Dorton, Ian, Grainger, David, Stimpson, Peter
By Hart, Clive, Clive Hart
By Dolan, Stan
By Smith, Steven S., Roberts, Jason M., Vander Wielen, Ryan J.
By Bone, Drummond
By Morris Eaves
By Sang, David, Gibbs, Keith, Hutchings, Robert, David Sang, Keith Gibbs, Robert Hutchings
By Jones, Mary, Fosbery, Richard, Taylor, Dennis
By Taylor, Dennis
By Lowrie, Pauline, Wells, Susan
By McCarthy, Anne
By Gregory, Jennifer, Jennifer Gregory
By McCormick, Andrew, Elliott, Alexander