This is a game of shine & seek, the fireflies light up in the dark and kids search up and down for the spark! Perfect for indoor and outdoor play, this 2019 Creative Child Game of the Year Winner provides a unique game of hide-and-seek that kids can play in the dark. The Fireflies gently flash and have an on/off switch. Chasing Fireflies includes one plastic jar with five blue fireflies and one Plastic jar with five green fireflies. Great for indoor and outdoor play! Kids run about searching for the next Firefly to add to the team jar! Capture the magic of fireflies in your own two hands! Each firefly requires 3 AG3 batteries, which are included.