Two alternative representations for the concept of common multiples are presented. These representations can be modeled on or off the computer. (PK)

Two studies to determine how students interact with two microworlds that reflect a constructivist view of learning investigated students' goals during interaction, strategies utilized to achieve their goals, changes in goals during interaction, and common patterns of interaction and learning. Concludes that well-designed games enable students to…

Suggests activities that use a variety of communication modes to help students develop a deeper understanding of mathematics. Highlights include writing projects such as student journals and creating word problems; problem-solving software; the use of games, oral presentations, charts, models, and graphs; reading activities; and developing…