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Grade 5. In 15 lessons over 21 class sessions, students use models and observations to collect evidence that gravity is directed to the center of a spherical Earth, and that Earth rotates once on an axis every 24 hours. Module materials are available as a 1-use module (item #517701), 1-use refurbishment set (item #517704), 3-use module (item #517701U3), 3-use refurbishment set (item #517704U3), and student reader (item #517705, #517705A, #517706, #517706A, or #517705ASP). Select the 1- or 3-Use Module below to view the complete module overview.

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Grade 5. In 15 lessons over 21 class sessions, students use models and observations to collect evidence that gravity is directed to the center of a spherical Earth, and that Earth rotates once on an axis every 24 hours. For the science challenge, students are presented with the sweet potato mystery. Did ancient Polynesians sail from the Marquesas Islands to Peru and bring back the sweet potato? Students use the sky to navigate an imaginary boat and use the experience to support an argument about the mystery. Module materials are available as a 1-use module (item #517701), 1-use refurbishment set (item #517704), 3-use module (item #517701U3), 3-use refurbishment set (item #517704U3), student activity guide (item #517703 or #517703SP), student reader (item #517705, #517705A, #517706, #517706A, or #517705ASP), and Spanish components bundle (item #517725).

Select the 1- or 3-Use Module above to view the complete module overview.