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    Displaying 21-32 of 32 resources
    • Thumb image for Hexagon IslandResource Type: Website / HyperLink

      Hexagon Island

      Grades: 9 to 12
      Subjects: Mathematics
      This student interactive, from an Illuminations lesson, allows students to explore the distances from an interior point of a hex...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for EratosthenesResource Type: Website / HyperLink

      Eratosthenes

      Grades: 3 to 12
      Subjects: History-Social Science, Geometry, Geography, Mathematics, World History
      This resource from HyperHistory Online is a brief biography of Eratosthenes, a Greek scholar. His work in calculating the circum...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for English Attack on the Longitude ProblemResource Type: Website / HyperLink

      English Attack on the Longitude Problem

      Grades: 6 to 12
      Subjects: Measurement, Tools, and Data Analysis, History-Social Science, Geography, Mathematics, Measurement & Geometry
      This article, from the Illuminations-reviewed History of Mathematics Archive, discusses how English mathematicians, in the middl...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Doubling the CubeResource Type: Website / HyperLink

      Doubling the Cube

      Grades: 6 to 12
      Subjects: Mathematics, Geometry
      This article, from the Illuminations-reviewed History of Mathematics Archive, discusses doubling the cube, one of three classica...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Don't Fall InResource Type: Website / HyperLink

      Don't Fall In

      Grades: 3 to 5
      Subjects: Calculus, Geometry, Mathematics
      This resource, from the Figure This! Web site, provides an hands-on activity wherein students explore the nature of polygons t...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Discovering the Area Formula for TrianglesResource Type: Website / HyperLink

      Discovering the Area Formula for Triangles

      Grades: 6 to 8
      Subjects: Mathematics
      In this lesson, one of a multi-part unit from Illuminations, students learn the area formula for a triangle. Students find the a...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Diagonals to Quadrilaterals IIResource Type: Website / HyperLink

      Diagonals to Quadrilaterals II

      Grades: 9 to 12
      Subjects: Mathematics
      This student interactive, from an Illuminations lesson, allows students to discover what types of quadrilaterals are formed when...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Diagonals to Quadrilaterals IResource Type: Website / HyperLink

      Diagonals to Quadrilaterals I

      Grades: 9 to 12
      Subjects: Mathematics
      This student interactive, from an Illuminations lesson, allows students to discover what types of quadrilaterals can be formed w...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Diagonals to QuadrilateralsResource Type: Website / HyperLink

      Diagonals to Quadrilaterals

      Grades: 9 to 12
      Subjects: Mathematics
      In this Illuminations lesson, students start with the diagonals and deduce the type of quadrilateral that surrounds them. Using ...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Diagonals and Quadrilaterals OverheadResource Type: Document

      Diagonals and Quadrilaterals Overhead

      Grades: 9 to 12
      Subjects: Mathematics
      This reproducible transparency, from an Illuminations lesson, is used to record students' findings as they explain which quadril...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Diagonals and Quadrilaterals Answer KeyResource Type: Document

      Diagonals and Quadrilaterals Answer Key

      Grades: 9 to 12
      Subjects: Mathematics
      This reproducible answer sheet, from an Illuminations lesson, contains sample results and conclusions for an activity in which s...
      Contributor: Thinkfinity
      Views: 0Favorites: 0
    • Thumb image for Describing ReflectionsResource Type: Website / HyperLink

      Describing Reflections

      Grades: 9 to 12
      Subjects: Mathematics
      In this lesson, one of a multi-part unit from Illuminations, students learn how reflections work and what happens when two or mo...
      Contributor: Thinkfinity
      Views: 0Favorites: 0