Simplify the following text for a Grade 11 native English-speaking person.
Original: Information can be found in the Britannica by following the cross-references in the MicropÃ dia and MacropÃ dia ; however , these are sparse , averaging one cross-reference per page .
Simplified: Information can be found in the Britannica by following the notes telling where people can find more information in the MicropÃ dia and MacropÃ dia ; but there are very little of this , with about only one of this every page .