Page 70 - NUMINO Challenge_D1
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3 There are 8 transparent cubes that are stacked to make a larger cube,
and 2 of these cubes are switched to colored cubes, as shown below.
What is the minimum number of additional colored cubes needed in
order to show 4 colored cubes in all views (top, front, side)?

Top View Front View Side View

4 Some red and some transparent cubes are stacked to make a larger
cube that comprises 8 cubes. If the top, front, and right views are the
same, as shown below, what is the number of red cubes?

Top View Front View Right Side View

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