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.
Other
Calculator.net: Volume Calculator
Use these calculator tools to find the volume, 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 formulas...
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.
PBS
Pbs: Rubik's Cube Volume
Revealing multiple ways to find volume using a Rubik's cube. This video focuses on modeling volume and explaining why two different volume equations will give you the same answer.
Better Lesson
Better Lesson: Exploring Volume
Modeling volume with centimeter cubes deepens understanding of the formula for finding volume.
Other
West Contra Costa Usd: Volume: A Foundation in Unit Cubes [Pdf]
A very detailed lesson on determining the volume of rectangular prisms, teaching students how to derive the formula for volume, and to use it successfully. Plenty of examples, student work, and assessment options.
CK-12 Foundation
Ck 12: Algebra Ii: 1.9 Sum and Difference of Cubes
This section expands on the process of factoring to certain types of polynomials. In particular, it investigates how to find the sum and difference of cubed numbers and terms, and it will use volume of cubes to model this process.
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.]
Illustrative Mathematics
Illustrative Mathematics: 6.g Computing Volume Progression 2
The purpose of this second task in a series of four is to find the volume of a rectangular prism when unit cubes are omitted from the drawing. This makes it more abstract. Aligns with 6.G.A.2.
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.
TeachEngineering
Teach Engineering: Boxed in and Wrapped Up
Middle schoolers 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,...
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.
Ducksters
Ducksters: Kids Math: Finding the Volume of a Cube or Box
Learn how to solve the volume of a cube or box on this site. See how the formula is used to find the volume of the shape.
TeachEngineering
Teach Engineering: New Boxes From Old
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...
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.