Figure Ground

Stable - Symmetric Proximity

Stable - Sparse Rhythm

Stable - Radial Bleed

Stable - Direction Density

Stable - Contrast Align

Stable - Asymmetrical Emphasis

Reversible - Symmetric Proximity

Reversible - Sparse Rhythm

Reversible - Contrast Align

Reversible - Asymmetrical Emphasis

Reversible - Radial Bleed

Reversible - Direction Density

Ambiguous - Sparse Rhythm

Ambiguous - Direction Density

Ambiguous - Contrast Align

Stable - Asymmetrical Emphasis

Ambiguous - Symmetric Proximity

Ambiguous - Radial Bleed

(I'm especially not sure about this one since its repeating overlapping circles that don't look like circles anymore)