Khan Academy
Khan Academy: Decompose Figures to Find Volume (Unit Cubes)
Find the volume of irregular 3D figures made up of unit cubes by dividing the figures into rectangular prisms and finding the volume of each part. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
Khan Academy
Khan Academy: Volume With Cubes With Fraction Lengths
Find volume of rectangular prisms by using cubes with fraction side lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Volume of Rectangular Prisms With Unit Cubes
Find volume of 3-dimensional figures by counting unit cubes. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Exploring Volume
Modeling volume with centimeter cubes deepens understanding of the formula for finding volume.
Wolfram Research
Wolfram Math World: Cube
Drawings and discussion on the properties of the cube, with lots of links to related pages. With this page you can find how to make a cube out of tetrahedron. [Requires Java.]
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Volume of Cube, Tent
This is a question/response site with the topic of volume. A student asks for help finding the volume of a tent, a cube, and other regularly dimensioned objects.
ClassFlow
Class Flow: Solid Geometry
[Free Registration/Login Required] This flipchart contains notes, information, and practice finding surface area and volume of cubes and prisms.
University of Hawai'i
Density (Lesson Plan)
The purpose of this lesson plan is to find the density of regular (volume can be with a mathematical formula) or irregular objects through water displacement. Uses actual SI units (g/cubed cm).
Other
Calculator.net: Surface Area Calculator
Use these calculator tools to find the surface area, in your choice of units, of a sphere, cone, cube, cylinder, rectangular prism, capsule, ball cap, conical frustum, ellipsoid, or square pyramid. Includes a reference section listing...
University of Cambridge
University of Cambridge: Nrich: Making Boxes
Have fun and learn by making a box and then find out its maximum volume as well as other problem-solving activities, including making a table of your results and drawing a graph.
University of Cambridge
University of Cambridge: Nrich: New House
On this one page website sharpen your logic and spatial sense skills while working on this challenge. The solution is available to double check your solution.