While waiting for the man with the yellow hat to buy train tickets, Curious George causes trouble by mixing up numbers on the schedule, but he makes up for it when a little boy's toy rolls toward the tracks.
After accidentally ruining his friend's soccer game, Curious George enrolls in a soccer camp where he learns about the rules of the game and makes some mischief for the team.
In order to find the tadpoles he took for a swim in the lake, Curious George must learn about the life cycle of frogs. Includes related educational activities.