The kids are on a computer. Superbook falls, lands on the keyboard and is "scanned". Ruffles is pulled into the computer. Uri and the new Gismo follow ending up in the time of Abraham and Lot as Chris and Joy search to find everyone.
Tired and hungry Uri and Gizmo find Anraham and learn about God's Promise to him and Sarah. Isaac is born. New Gizmo shows Uri a secret but it causes a problem. God gives Abraham a hard test to see if he obeys.