Children use words differently for objects, spatial relations and actions.

He is considered a father of research on spatial relations.

Some experts believe the difference is rooted in boys' superior ability to reason about spatial relations.

"going forward" is always redundant unless it refers to a spatial relation.

Deals with spatial relations, giving the Mage power over space and distances.

The experiment attempts to assess the subject's reasoning ability in spatial relations.

Males do better on others, like quantitative reasoning and spatial relations.

This is analogous to the spatial relations between toy cars discussed above.

In Anatomy it might be the case that a spatial relation is not fully applicable.

I'm a bit of a klutz when it comes to spatial relations.