Physics - Thermal energy

In this MEL Academy lesson your child will:

  • learn the nature of thermal energy
  • make the ice-cream by his own hands
  • see the liquid's particles vibration

Lesson time

11:00am   PST (San Francisco, Seattle, ...)
12:00pm   MST (Phoenix, Denver, ...)
1:00pm   CST (Chicago, Houston, ...)
2:00pm   EST (New York, Toronto, ...)
7:00pm   GMT (London, ...)

Lesson duration: 45-55 minutes.

Prepare in advance

In this lesson, we will conduct "Homemade ice-cream and liquid vibration" DIY experiments. Prepare in advance household materials shown below.

DIY Materials

  2x identical thin glasses or drinks bottles (~250ml)
  2x different food coloring or dyes or strong tea
  2x plastic-covered playing card
  kitchen tray to catch spills
  large tea towel or small towel
  2x teaspoon
  5x tablespoon of salt
  hot water
  cold water
  plastic food bag ~200ml (8 fl oz)
  plastic food/freezer bag ~ 1l
  milk 100ml
  ice in small pieces 500g


Please, download and print this worksheet in advance. You’ll need to refer to it during the lesson.


This lesson is presented by Daniel Sullivan:

Daniel Sullivan

Daniel Sullivan is a hugely enthusiastic and experienced ex-head of science with over 20 years of teaching experience. He is now running a science teacher training company and is looking forward to engaging with students once again.