Elementary science - Jet propulsion

In this MEL Academy lesson your child will:

  • learn the nature of jet propulsion
  • make a balloon rocket with their own hands
  • assemble a tin foil boat

Lesson time

5:00am   PST (San Francisco, Seattle, ...)
6:00am   MST (Phoenix, Denver, ...)
7:00am   CST (Chicago, Houston, ...)
8:00am   EST (New York, Toronto, ...)
1:00pm   GMT (London, ...)

Lesson duration: 45-55 minutes.

Prepare in advance

In this lesson, we will conduct "Rocket balloon and foil boat" DIY experiments. Prepare in advance household materials shown below.

DIY Materials

  5-6 meters of fishing line or very fine string/thread
 2x chair
  5x balloons different shapes/sizes
  a timer (optional)
  drinking straws (preferably plastic)
  aluminum kitchen foil
  large bowl
  access to water
  cotton bud or pencil
  washing up liquid


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

MEL Experiment

If you are a subscriber of MEL Kids then you can conduct Maze Rocket experiment. Please, assemble in advance.

Maze rocket


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.