The phrase "ring stacker" refers to a toy or game where you stack rings of different sizes on top of each other.
Sentences with «ring stacker»
This colorful baby ring stacker helps babies with fine motor skills and eventually sequencing as they learn to stack the rings from largest to smallest. (gatortots.com)
Baby ring stacker with 5 wooden colored rings that can be stacked on the base's peg. (gatortots.com)
The spinning shell also unscrews to become a 7 piece ring stacker toy with a push - squeaker and rattle ring. (celebritybabytrends.com)