View-master!

[Capt Worley PE]

Pretty sad, in retrospect, but these kinda/sorta 3D viewers were big deals back in 1st and 2nd grade.

 

[snickerd3]

I loved my viewmaster.

 

[MetsFan]

Same here. I think I still have some of the discs laying around somewhere.

 

[Dark Knight]

One of my favorites of all time!!!!!!

 

[YMZ PE]

Mine was shaped like Mickey Mouse's face. It was awesome.

 

[Capt Worley PE]