Aired: 5/1/2017
Stefan visits an organic farm in Devon to uncover how ordering events, patterns and measuring can help work out what's good for the environment.
Aired: 5/7/2018
Stefan visits a vast recycling plant to explore how 2-D and 3-D shapes are used to sort and reuse rubbish, and visits a school that uses recycled objects in many different ways.
Aired: 11/1/2016
Stefan vists a brand new hospital in London where he learns about measuring and controlling temperature and visits a school that uses data collection to run an energy saving campaign.
Aired: 11/7/2016
Stefan visit a huge hi-tech greenhouse in Kent to learn how much rain can be collected from a roof using ideas of conservation of volume and calculating area.
Aired: 11/27/2017
Stefan explores alternatives to car use by pedaling a rickshaw across Bristol and constructs simple equations to calculate the carbon cost of a new cycle way.
In this episode targeted at the Primary maths curriculum Stefan visits a unique grocery in Manchester and learns how to reduce food waste by turning facts and figures into fractions and percentages.
Aired: 12/4/2017
In this episode, Stefan heads into the woods of Sussex to explore sustainable energy and meets a group of students who use algebra to compare different types of energy.
Aired: 12/11/2017
Aired: 9/18/2017