Hamas has denied firing two rockets into Israel before the end of the three-day ceasefire.
Israel had earlier accused "terrorists" of breaking the truce after two rockets fired from Gaza hit southern Israel.
The group has reportedly rejected an extension of the ceasefire after Israel failed to meet its demands.
There have been two days of quiet in Gaza. No rockets or missiles, no more destroyed houses, no more ambulance sirens screaming.
A three-year-old girl has been rescued from Gaza and brought to London for life-saving heart surgery.
A small team of NHS doctors and surgeons is travel to Gaza to set up facilities and establish how best to use specialists and equipment.