Kids age four to 16 can still get in on the fun of the ÀÖ²¥´«Ã½ at Boulder's CU Science Discovery summer program of classes and wilderness camps. Space is still available in a number of the nearly 200 weeklong classes offered, including "Kids Chemistry," "Lego Structures," "High-Tech Expeditions," "Marble Madness," "Science Magic," "Physics for Fun," "Model Rockets," "Kid Pix," "Electronics for Girls," and many others.