Students find the volume and surface area of a rectangular box (e.g., …
Students find the volume and surface area of a rectangular box (e.g., a cereal box), and then figure out how to convert that box into a new, cubical box having the same volume as the original. As they construct the new, cube-shaped box from the original box material, students discover that the cubical box has less surface area than the original, and thus, a cube is a more efficient way to package things.
We are learning about how shape attributes helps us to see how …
We are learning about how shape attributes helps us to see how shapes are alike and different. This site provides four resources for shapes including 3-D.
Video demonstrating how to find the square root or the cube root …
Video demonstrating how to find the square root or the cube root of a fraction. Includes three multiple-choice questions for checking comprehension. [0:42]
Demonstrates how to calculate the volumes of a triangular prism and a …
Demonstrates how to calculate the volumes of a triangular prism and a cube. [3:56]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
Explores the variety of two-dimensional cross-sections that can be obtained by slicing …
Explores the variety of two-dimensional cross-sections that can be obtained by slicing a cube. [7:23]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
The lesson from WyzAnt begins with a review of the definition of …
The lesson from WyzAnt begins with a review of the definition of exponents then proceeds to several examples which show the definition in action. Special cases such as those involving negative bases as well as the zero exponent and the exponent of 1 are also discussed. An interactive resource at the end of the lesson is provided for student practice.
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