Learning Resources Rainbow Emotion Fidget Poppers. Build social-emotional learning and fine motor skills through fun fidget play with these colourful poppers. Little ones use their fingers to pop these in and out, for fun sensory fidget play. With 5 unique emoji faces, these poppers are also a great way to introduce young children to learning about how facial expressions show what people are feeling. Features multilingual packaging. Poppers measure 4cm in diameter. 5 Piece Set (Ages 3+)