Describes a fourth-grade class' exploration involving measurement of body parts that developed from a work of children's literature. (ASK)

Describes a multicultural enrichment project for 4th graders that highlights number systems and computation algorithms of various cultures. Discusses student responses and reactions. (KHR)

Uses the children's book, "The Rajah's Rice: A Mathematical Folktale from India," as the basis for grade-four activities involving doubling and powers of two. (MKR)

Presents a mathematical investigation focusing on measurement, data collection, and decision making in the context of mining for grades four and five. Encourages students to make their own decisions about collecting data and the methods most appropriately used for analysis. (ASK)

Presents a problem for grades 3-6 on number concepts and computation. Also provides guidelines for teachers to improve problem-solving practices in their classrooms. (ASK)

More than a decade has passed since Curriculum and Evaluation Standards for School Mathematics (NCTM 1989) and Professional Standards for Teaching Mathematics (NCTM 1991) were published, and the question of whether students' learning of mathematics has improved during that time has frequently been asked. Scores on the mathematics assessment of the…

Presents a mathematics activity involving a function box for students to develop an understanding of patterns, relationships, and functions. Uses the function box as an aid in teaching about squares, cubes, and circles. (ASK)

Presents conversations from series of lessons in which the power of mathematical conversations was epitomized and fourth-grade students were encouraged to make conjectures to their classmates. Describes how each conversation offered insights into the ways in which students had constructed mathematics. (ASK)

Presents a unit for fourth and fifth grades on fractions and mixed numbers in which students have to decrease and increase the number of servings of different recipes. Describes students' strategies for multiplying fractions, and discusses how the use of a ratio table facilitated their thinking. (ASK)

Desiring to better encourage students' thinking and conceptual development, a fourth-grade teacher examines classroom discourse and written work during her students' analysis and description of basic geometric shapes.

Emphasizes the importance of promoting discourse and interactions in the classroom. Presents a lesson in which discourse reveals how the teacher helps students learn by constructing their own conceptual understanding of geometric shapes. Illustrates how the teacher facilitates an atmosphere in which students take responsibility for their own…

Describes a wide range of activities based on a grade-number theme of "two" in second grade, "three" in third grade, and "four" in fourth grade. (MKR/SW)

All About Us is a statistical investigation that also involves social studies, language arts, problem solving, and mathematical communication. A fourth-grade class designed a short survey to solicit information from British pen pals to compare typical fourth-grade students in England with themselves. They collected and analyzed data, drew…

Describes a classroom project integrating children's literature, Japanese culture, and geometry that grew out of the local killing of a Japanese exchange student. Fourth-graders read "Sadako and the Thousand Paper Cranes" around which the interdisciplinary unit was developed. Topics covered included Japanese culture, American social…