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.
Illustrative Mathematics
Illustrative Mathematics: 5.md Box of Clay
This task provides an opportunity to compare the relative volumes of boxes in order to calculate the mass of clay required to fill them. Aligns with 5.MD.C.
Khan Academy
Khan Academy: Compare Volumes With Unit Cubes
Recognize volume as an attribute of solid figures and understand concepts of volume measurement. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Sophia Learning
Sophia: Volume Units
This lesson introduces the units of distance (cubed units) used to describe volume. Students watch a video tutorial and then can take an online quiz.