Instructional Video
Science for Kids

Science Kids: Experiment Videos: Melting a Spoon in Water

9th - 10th
In a classic chemistry prank, scientists used to make gallium spoons and serve tea to unsuspecting guests with the hot tea melting the spoon. [0:51]
Instructional Video
Khan Academy

Khan Academy: Chilling Water Problem

9th - 10th
How much ice at -10 degrees C is necessary to get 500 g of water down to 0 degrees C? [11:23]
Instructional Video
Sophia Learning

Sophia: Boiling, Freezing, Melting Point: Lesson 3

9th - 10th
This lesson will introduce the phase changes that occur at the boiling, freezing, and melting points. It is 3 of 4 in the series titled "Boiling, Freezing, Melting Point."