3 years & up. This set of three double-sided breath boards will help children focus through calm breathing exercises. With six different designs, the boards have indented paths for children's fingers to follow tactile prompts as they inhale and exhale. There are three beginner breath patterns on the front: Cooling Breath, Star Breath, and Square Breath and three advanced breath patterns on the back: Steady State Breath, Rainbow Breath, and Laddered Breath. These are great for mindfulness activities and learning to manage emotions. Set of three double-sided boards. Wash with soap and water. Boards measure 8" x 8" x 1.5" each.