Dunces - Fools for Love!

I DUN-CE why you won't be mine.

2 5/8" x 3 3/4"
circa 1940s, 1950s 
  Flat
 made in USA

Anyone would be a DUNCE not to love you, My Valentine.

6" x 3 1/4" flat
circa 1940s, 1950s
Rabbit wearing a Dunce Cap
Flat

Teacher, I've learned my Lesson ~ I'll be Yours.

3" x 5" 
circa 1950s/1960s
Figure in Dunce Cap Pops-Up

I May be DUMB about some Things but...I Know that I Want You for my Valentine!

2 3/4" x 3 1/4"circa 1950s
made in USA
A-Meri-Card