Simplify the following text for a Grade 4 native English-speaking person.
Original: In addition he was given 2560 acres ( 10 kmÂ ) which he selected in the ` new country ' on two tributaries of the Shoalhaven , Monkittee and Flood creeks .
Simplified: He was also given 2560 a of land in the ` new country ' on Monkittee and Flood creeks .