By Spier, Anne
By Boagey, Eric, Mannion, John
By Viv Ellis
By Briant Smith
By Swash, Laura, Neeson, Claire
By Justin Dillon
By Goldsmith, Evelyn, Evelyn Goldsmith
By Deborah Blaz (Angola High School, USA)
By Seymour Papert, Seymour A. Papert
By Collins KS2
By Keith Gordon, Brian Speed, Kevin Evans
By Wadeley, Alison, Cardwell, Mike
By Hillyard-Parker, Hugh, Cardwell, Mike
By Fred Sedgwick, Terry Vittachi
By Scottish Primary Maths Group SPMG
By Colling, Claire, Green, Val, Holloway, Chris, Johnson, Sally
By Scholastic
By Karl M. Kapp
By Robert Louis Stevenson, Collins GCSE, Alexandra Melville
By Ruth Miskin, Kate Sheppard
By E.D. Hirsch, Jr.
By Christine Moorcroft
By Lynne Pointer, Sally Abbey
By Martin Blows, Jane Porter, Jane Bottomley
By Jane Shuter
By Jo Weinberger, Caroline Pickstone, Peter Hannon
By Noreen Wetton, Adrian King