Calculator riddles can interest elementary students in math. Solving riddles where a numerical answer turned upside down reveals a word answer provides an amusing way to practice mathematical operations and learn about calculator functions. The paper explains how to create word riddles and includes student work pages. (SM)

Presents practical, teacher-tested tools and techniques based on National Council of Teachers of Mathematics (NCTM) standards for teaching mathematics. Covers Cognitively Guided Instruction (CGI) technique; story problems across the curriculum; advantages of using calculators in instruction; and manipulatives for plane geometry. Includes a chart…