LEGOsheets was created. LEGOsheets is an educational environment implemented in Agentsheets, a grid-based tool for creating visual programming languages [5]. Programming can serve as a vehicle to create learning opportunities in the constructionist sense [3]. The LEGO1 Programmable Brick gives children the ability to create physical artifacts, such as vehicles and robots, and program them with ...

This is the first of a series of papers in which we describe social relationships among mentally disabled adults who worked in four sheltered workshops. In this paper, procedures for observing and interviewing clients and for interviewing staff members were described, and data on reliability and general levels of social behavior were reported. Reliability of social behavior was significant acro...

The total population of some 4,000 persons included at the relevant times between 1,200 and 1,800 young apprentices organized in three "Wings". Each of these wings had its own similar barrack and dining rooms (in permanent brick buildings), its own Service Institutes for use in leisure hours, and its own specially allotted sections of the large and airy workshops. Intermingling of the wings was...

In this paper, we discuss the applicat[ons ant! implications of the Programmable Brick-s-s tiny, portable computer embecfded ~nside a LE~Q'J brick, capable of interacting with the phys!cal world in a large variety of ways. We describe how Programmable Bricks make possible a wide range of new design activities for children, and we discuss experiences in using Programmable Bricks in three types o...

During a medical entomology course in Boa Vista, Roraima, colonies of Triatoma maculata closely associated with pigeon nests were observed in concrete air-conditioner box located on the external plastered and cemented walls of a modern brick-built apartment block. In only one eight-hole ceramic brick, located inside one air-conditioner box, 127 specimens of T. maculata were collected. T. macula...