How many cubes are in this solid?
![R.001.SS447793960](https://multiplicitylab.northwestern.edu/files/2021/07/CU.008.jpg)
For Teachers
Ask
How many cubes are in this solid?
How do you know?
How did you count the cubes you cannot see?
Grades
4, 5, 6+
Big Ideas
Extend
After the class has discussed the questions above, you can extend this activity by posing the following question: