noun. An exhibit in a science museum which the visitor is encouraged to handle or otherwise explore; a hands-on exhibit.

What does Loper mean?

loper in American English

(ˈloupər) noun. a person or thing that lopes, as a horse with a loping gait. Also called: draw runner, draw slip Furniture. either of two runners coming forward to support a hinged leaf, as the slant front of a desk.

What does the Latin root Plore mean?

(Latin: to weep, to cry out, to bewail, to lament,) deplorability (s) (noun) (no pl)