Science fair: Which shopping bag is strongest per gram? (ages 10–16)
A fair-test experiment comparing failure load and load-per-gram for five bag types, linked to published reuse break-even data.
Ages 15–18
-
-
Science fair: How many fibres come off our clothes in a wash? (ages 11–16)
A two-session experiment capturing laundry microfibres on filter paper and comparing fabrics or wash settings.
-
Science fair: What happens to plastic, paper and ‘compostable’ packaging over eight weeks? (ages 10–16)
An eight-week degradation trial in soil, water, sunlight and dark, with a photo log and an honest discussion of the ‘450 years’ myth.
-
30-day Swap Challenge: day-by-day tracker
One swap a week for four weeks plus a wild-card, with daily ticks, weekly ‘did it stick?’ checks and grams avoided at the end.
-
School pledge: Starter, three-item and Plastic Clever tiers
Ready-to-sign pledge text for a class or school in three tiers, mapped to the Plastic Free Schools and Plastic Clever Schools targets.
-
Letter template: asking the head teacher, principal or canteen for change
A one-page, fill-in-the-blanks letter with sourced facts, a menu of specific asks and an offer to help, plus a catering-company version.
-
Poster: The five Rs, in the right order
Refuse, Reduce, Reuse, Recycle, Rot on one A3 poster, with the one number that explains why recycling comes fourth. Scalable vector graphics (SVG) editable.
-
5 Gyres: Trash Academy video series and TrashBlitz app
Two seasons of short YouTube episodes (English and Spanish) and a community-science litter-logging app.
-
Roots & Shoots: forMULA project toolkit and ocean pollution activities
The Jane Goodall Institute’s four-step project method (engage, observe, do, celebrate) for youth groups tackling local waste.
-
TeachEngineering: The Plastisphere (microplastics and wastewater treatment)
A grade 9–12 lesson with three hands-on labs: microbead extraction, a mini wastewater plant and fluorescent plastic tracing.