Baby Einstein Opus's Stack & Stream Sensory Stacking Cups OG_Accessories this retro-inspired gumball toy comes

this retro-inspired gumball toy comes with so many ways to learn

Suited for ages 3 and up

The frame of the semi-trailer can be extended

and pattern recognition

Adventure Bay needs help

Baby Einstein Opus's Stack & Stream Sensory Stacking Cups OG_Accessories this retro-inspired gumball toy comesDescription The baby einstein ocean explorers opus's stack & stream sensory stacking cups help baby engage in multi sensory play with 4 large nesting cups and a clamshell water squirter to help baby stack, pour and discover colors, textures, and more. Features: opus the octopus cup changes color in warm water. other cups feature vibrant colors to support color learning and visual stimulation, as well as textures for multi sensorial exploration. helps