Capabilities and biases of learning technologies are examined in light of four widely accepted principles: deep content knowledge, dialogue, agency, and collaboration. Software that supports these principles must focus students' attention on ideas rather than topics or tasks and should foster high levels of "epistemic agency," providing students…

Introduces an instructional approach referred to as collaborative project-based learning and describes a new Web-based technology, "ALiVE" designed to support this instructional approach. Discusses information resources management; scaffolding with templates; communication; collaboration; coordination; and technological overhead.…

Examines what children learn from using educational technology in an informal, collaborative environment. Explores how mastering educational computer programs can promote problem-solving transfer. Studies at three after-school computer clubs reveal children who use educational software may learn content knowledge about computer literacy,…