What is becoming a familiar sight in Gaza - mourners hold funeral processions on Saturday for more men killed in Israeli strikes.
The funerals took place hours after Israeli aircraft bombed Hamas government buildings in Gaza, including the prime minister's office.
Officials say 41 Palestinians - including eight children and a pregnant woman - have been killed in Gaza since Israel began military operations four days ago.
Three Israeli civilians were killed by a rocket on Thursday.
A rocket from Gaza hit a property in this town in southern Israel on Saturday, causing some damage but no casualties.
An Israeli military spokeswoman said Israel's retaliation would continue.
SOUNDBITE) (English) ISRAELI ARMY SPOKESWOMAN LIEUTENANT COLONEL AVITAL LEIBOVICH SAYING:
" We are determined to continue with this operation, until we bring some peace and quiet and normality to three million Israelis which are currently under immediate rocket danger."
Israel also took delivery of a fifth Iron Dome anti-missile battery on Saturday and deployed it in the Tel Aviv area, after Islamist militants fired three rockets there in the past 48 hours.
The Israeli military said some 367 rockets fired from Gaza had hit Isreal since Wednesday with at least 223 more intercepted by the Iron Dome system.
Death toll mounts in Gaza (1:31)
Gazans bury their dead on Saturday hours after Israeli aircraft bomb Hamas government buildings while Israel vows to continue its operation. Sunita Rappai reports. ( Transcript )