You can delete those that are no longer needed in the video (photo) taken in Fun!Lesson within.

When you tap the upper right the "Edit" at the selection screen capture video already, select icon is displayed in the upper left corner of each video.

When you tap the icon selected, it is in the selected state selection icon is displayed in red. Confirmation message to delete the video (photo) will appear when you tap the top right of the "Delete" in this state.

※ Because video (photo) is the lesson of either can not be deleted, select the icon does not appear.