Provides a strategy that can help teachers and students begin using the history of mathematics as they learn more about both the history and mathematics--namely, think about who does math, how math is done--and what math is. (KHR)

Presents a poem written to reassure parents that they make an impact on their children's mathematical awareness through everyday activities. (Author)

Describes an activity in which students roll balls down a ramp to measure the distance rolled under varying conditions. (Author/YDS)

Shares the results of some of the algebraic-thinking pattern problems presented in "Principles and Standards for School Mathematics." (KHR)

Features a word problem concerning mathematical patterns for students. (KHR)

Discusses the Tiles and Sides problem from the December 2000 issue. Indicates that this problem is accessible to students at different grade levels. Presents samples of student responses and their teachers' analysis. (KHR)

Presents a logical reasoning problem pivotal to the novel "Harry Potter and the Sorcerer's Stone" and discusses it at two levels. (Author/NB)

Describes how assigning challenging problems can help students become better problem solvers and encourages them to practice the art of clear written communication. (YDS)

Describes students' generalization strategies and justifications as they engage in patterning activities. (YDS)

Investigates and explores questions and activities related to using a calendar. Students explore number sense and operations, logical reasoning, data analysis, probability, and algebra. (Author/NB)

Explores how an elimination game played for fun turned into an extended exploration of mathematical problem solving and reasoning. (Author/NB)

Investigates and explores questions and activities on pets. Students explore number sense and operations, logical reasoning, data analysis, and algebra. (Author/NB)

Presents the Picasso Masterpiece problem to develop spatial reasoning in students. Addresses the National Council of Teachers of Mathematics (NCTM) Geometry Content Standards. (Author/NB)

Presents an activity that focuses on fractions. Students engage in number sense and operations, logical reasoning, writing, and real-world applications of fraction concepts. (Author/NB)

Describes how students develop proportional reasoning through problem solving. Identifies the essential components of proportional reasoning and includes recommendations for instruction. (YDS)