Carriage on the Discovery children's networks ended on October 10, 2010 with the discontinuation of "Ready Set Learn" and the replacement of Discovery Kids with The Hub, and now, Discovery Family. It continues to be offered to public television stations via independent public television distributor Discovery Communications to the present day. Since January 1, 2018, the series is distributed by both Discovery Kids and APT. Throughout its run, it has been underwritten by the National Science Foundation, with Northrop Grumman underwriting season four in 2010.