This chapter gives a cursory introduction to the field of Turtle geometry. Developed as part of a programming language, Turtle geometry is used as both an instrument to teach math to children and as a tool for generating pictures using grammars. It is the latter which will be the topic of this chapter. Two definitions of Turtle geometry will be given, as well as an example to illustrate the use...

This paper describes the Bricklayer Ecosystem – a freely-available online educational ecosystem created for people of all ages and coding backgrounds. Bricklayer is designed in accordance with a “low-threshold infinite ceiling” philosophy and has been successfully used to teach coding to primary school students, middle school students, university freshmen, and in-service secondary math teachers...

Modelling is emphasized heavily in the national math curriculum, yet the extent to which this concept is covered in the math textbooks is, while of great importance, unknown. To discover the extent to which this issue, and real problems in general, are covered in the 10th grade math textbooks, the content of the textbook for the ‘theoretical’ (“nazari”) branch was analyzed. In doing so, the vie...

Hon. Mrs. Iris Cawley, herself the mother of a five year old mongol boy, found herself leader of a group of housewives which began a special playgroup in Slough. Every feature of the group was carefully mapped out to help the children's mental development and to accustom them to mixing, rather than being kept apart from society. Every toy was bought, every game was planned, to help to teach co-...