About 31 Palestinians have been killed in separate strikes that took place at the Nuseirat refugee camp and another refugee camp.
Dozens of people, including children, have been killed in Israeli air attacks on UN-run schools in northern Gaza: al-Fakhoora school in the Jabalia refugee camp and another school in Tall az-Zaatar, reports Al Jazeera.
Two journalists have also been killed in Gaza in an Israeli air attack overnight.
Sari Mansour and Hassouneh Salim were working in the Bureij refugee camp in central Gaza when they were hit.
The Committee to Protect Journalists (CPJ) reported on Saturday that the total number of journalists who have died since the war started is 42. With the two more deaths, reporters who lost their life during the conflict include 39 Palestinians, four Israelis and one Lebanese.
Meanwhile, the Israeli army says two of its soldiers were killed during fighting in northern Gaza.
It identified them as Binyamin Meir Airly, 21, and Roy Bieber, 28.
Since the start of the war, 380 Israeli soldiers have died, including 66 who died after troops entered Gaza, according to the army.
Witnesses have described being forced to leave al-Shifa Hospital despite Israel claiming patients, medical staff and war-displaced people left voluntarily.
A deal on captives has not yet been reached between Israel and Hamas, a White House spokesperson told Reuters after The Washington Post said a US-brokered deal was close.
Bd-pratidin English/Golam Rosul