WATERSHED WEEKENDS Free family fun! Go with the flow to the WaterShed every third Saturday of each month from 10AM – 1PM for fun activities the whole family can enjoy! No pre-registration required. BLOCKFest™ SATURDAY, March 18th - FREE ACTIVITIES 10 AM – 1 PM Join us today for free STEM activities at BLOCKFest™ building stations. KEVA® planks, large foam blocks, small counting cubes and more will be available around the exhibit hall for children of all ages to build and play. You can also create fun mosaic art inspired by the blocks and cubes. Finally, enjoy our River Campus water feature as it's turned back on for the season!