As many as seven Palestinians have been killed during Israeli air strikes on Gaza as fighting entered a third day.
There are reports a 14-year-old lost his life close to the Israeli border and his father, who was with him at the time, suffered serious injuries.
A Palestinian from the newly formed Shura Council of Mujahideen in the Holy Land died as he rode a motorcycle near the Egyptian border, a passenger on the bike was wounded.
Egypt has been involved in mediation talks to try to bring the fighting to an end, so far without success.
Scores of Qassam rockets have been fired from Gaza into southern Israel injuring a number of border guards and damaging property.
Israeli authorities said 16 missiles were launched on Wednesday with no casualties reported.
Israel said it would continue to operate against those who use terror against the State of Israel.
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