This paper discusses five points related to developmental research on children learning to do Logo programming: (1) systematic developmental research documenting what children are learning as they learn to program is necessary; (2) Logo is cognitively complex beyond its early steps and difficult to learn without instructional guidance; (3) the…

Persistent conceptual bugs exist in how novices, from primary school to college age, program and understand programs. These bugs are not specific to a given programming language but appear to be language-independent. The three different classes of bugs are: (1) parallelism, the assumption that different lines in a program can be active at the same…

This report explores the complex agenda of issues, promise, and problems that building a developmental science of programming entails and emphasizes the need to highlight different types of programming and programmers, the different cognitive subtasks involved in programming, and the social character of many programming efforts. An introduction…