Here we GROW! This growth chart is a welcome addition to early elementary classrooms, playrooms, day care centers, and kids' bedrooms. The unique cut-out features on rockets and UFOs for kids' photos make it fun and easy to track and measure heights as children grow. Details: 24 pieces Tracks up to 63 inches Easy to build kids' interest in measurement, the solar system, and self-discoveryFor ages 4 and up Contents: 2-piece 62.75" growth chart 8 planets (up to 22" wide) plus the Earth's moon, Pluto, the Big Dipper constellation 3 star clusters 2 comets 4 flying saucers 2 spaceships