FREE for use with an Inquisit Lab or Inquisit Web license.
The Santa Barbara Solids Test as developed by Cohen & Hagarty (2012) in which participatns identify which shapes represent cross sections of a three dimensional object.
Cohen, C. A. & Hegarty, M. (2012). Inferring cross sections of 3D objects: A new spatial thinking test.
Learning and Individual Differences, 22(6), 868-874.