Eli Freeland, left, and his brother Malachi Freeland roll cups down a ramp while their mother Debbie Freeland, right, helps other siblings tape together cups and science educator Tara Hendeson observes during the Explora Stem to Read event at the Children’s Library in Gallup Thursday. The cup experiment was part of rolling and gravity themed interactive science program for the day. Explora will return to the library on April 3 and April 22.

Cable Hoover/Independent