A bright, fun first concepts book featuring sweet mice characters and simple, yet clever die-cuts to introduce colors. In this innovative die-cut title , children will learn about colors through bright, fun illustrations featuring Little Mouse and other friendly animal characters. The peep-through holes help children engage with the title and encourage sensory development and exploration. This is the first title in a series of first concept books in the Little Mouse Learns series: Book 1: OPPOSITES Book 2: COLORS Book 3: SHAPES Book 4: NUMBERS.