Richard Margolin’s office isn’t the tidiest. The floor is cluttered with boxes of products and prototypes of the educational robots his company, Robokind, produces. A bookshelf is crammed with texts ...

Because the ears on these origami animal finger puppets may be built in a variety of ways, they could be a cat, dog, bear, fox, panda, monkey, pig, rabbit, and more! This traditional origami cat is a ...