What are the best episodes of Dr Karl's How Things Work?

The best rated episodes of Dr Karl's How Things Work are: Pies - S2E3 rated 8.0, Chips - S2E1 rated 8.0, Chocolate - S1E2 rated 8.0, Cricket Balls - S1E4 rated 7.3

What are the worst episodes of Dr Karl's How Things Work?

The lowest rated episodes of Dr Karl's How Things Work are: Toilet Paper - S1E1 rated 6.0, Cheese - S1E6 rated 6.0, Aussie Rules Football - S2E2 rated 6.0, Guitars - S2E4 rated 6.0

Dr Karl's How Things Work Episode Rating Graph

Jan 2025 - present

6.5

Dr Karl's How Things Work Episode Rating Graph poster

Dr Karl's How Things Work Episode Rating Chart

Terrible

	E1	E2	E3	E4	E5	E6	E7	E8
S1
S2

Browse episode ratings trends for Dr Karl's How Things Work. Simply click on the interactive rating graph to explore the best and worst of Dr Karl's How Things Work's 14 episodes.

Best Episodes of Dr Karl's How Things Work

Pies
S2 Ep3
8.0
13th Jan 2026
Guided by a pie-tastic team in Perth, Dr Karl embarks on a culinary odyssey to uncover how Australia's iconic meat pies are made.
Chips
S2 Ep1
8.0
6th Jan 2026
Dr Karl crunches into the crispy, salty, science packed world of chips, proving there's more to one of the nation's favourite treats than meets the mouth.
Chocolate
S1 Ep2
8.0
14th Jan 2025
At the Haigh's chocolate factory, Dr Karl gets the full Willy Wonka experience of how this sweet treat is made. Following it from bean to bar he discovers that the future of chocolate is in jeopardy.
Cricket Balls
S1 Ep4
7.3
28th Jan 2025
Dr Karl visits the Kookaburra Sport cricket ball factory in Melbourne and learns how this global symbol of Australian sport is crafted from humble beginnings.

Worst Episodes of Dr Karl's How Things Work

Toilet Paper
S1 Ep1
6.0
7th Jan 2025
The battle for bog roll during the Covid 19 years showed us just how much we Aussies value the stuff. In this episode Dr Karl lifts the lid to discover how recycled toilet paper is made at the Encore toilet paper factory.
Cheese
S1 Ep6
6.0
11th Feb 2025
In this peep behind Bega's factory doors, Dr Karl learns how cheese is made... and it would appear that he knows more about String Theory, than he does string cheese.
Aussie Rules Football
S2 Ep2
6.0
6th Jan 2026
Dr Karl unravels how leather, laces, and over a century of craft produce the sacred ball at the centrepiece of the nation's favourite game, Aussie Rules Football.
Guitars
S2 Ep4
6.0
20th Jan 2026
Dr Karl slides behind the doors of a guitar factory to see how Australia's favourite instrument is made.

Dr Karl's How Things Work Episode Guide

Toilet Paper
S1 Ep1
6.0
7th Jan 2025
The battle for bog roll during the Covid 19 years showed us just how much we Aussies value the stuff. In this episode Dr Karl lifts the lid to discover how recycled toilet paper is made at the Encore toilet paper factory.
Chocolate
S1 Ep2
8.0
14th Jan 2025
At the Haigh's chocolate factory, Dr Karl gets the full Willy Wonka experience of how this sweet treat is made. Following it from bean to bar he discovers that the future of chocolate is in jeopardy.
Ginger Beer
S1 Ep3
6.3
21st Jan 2025
Dr Karl takes a peek inside the Bundaberg Ginger Beer Master Brewery. From the ginger farm to the packing line, he examines how this iconic soft drink - made from a spice and then fermented - is produced.
Cricket Balls
S1 Ep4
7.3
28th Jan 2025
Dr Karl visits the Kookaburra Sport cricket ball factory in Melbourne and learns how this global symbol of Australian sport is crafted from humble beginnings.
Lollies
S1 Ep5
6.8
4th Feb 2025
We know we shouldn't, but most of us can't resist the temptation of a lolly. At the Allen's factory, Dr Karl steps onto the factory floor to see how Snakes Alive are made - spoiler alert, the most popular flavour is red.
Cheese
S1 Ep6
6.0
11th Feb 2025
In this peep behind Bega's factory doors, Dr Karl learns how cheese is made... and it would appear that he knows more about String Theory, than he does string cheese.