Introduction
Start with reminding students how to find area. Work out a few area problems. Then introduce the volume formula.
Task
Hand out cubes made of the small pull a part cubes for them to find the volume of. This will help them with finding length, width, and height.
Process
the count the cubes for length, width, and height and multiply them together
Evaluation
Go around to every ones table and check their work.
Conclusion
review with a few more problems as a group and make sure the concept is grasped by asking questions.