Triazzle (Windows 3.1, Dan Gilbert & Berkeley Systems, 1995)

You can play it in your browser here.

Note: I find it runs too slowly in Firefox.

Katy Caterpillar (Video, 1984)

Adorable Spanish-Mexican animated film. You can watch a promo for it here, and watch the whole film on YouTube here.

How Many Bugs in a Box? (Windows, The Cute Company aka Funnybone Interactive, 1995)

You can play it in your browser here.

Fly Tales (Videos, 1999)

An adorable series of animated shorts based on the work of French cartoonist Lewis Trondheim. Watch them all here.