Compost in a Jar

Layers of soil, leaves and vegetable peels in a clear jar – and three weeks of watching food turn back into earth.

Time: 20 min
Age: 6–12 years
Energy: Calm
Where: At home

Composting makes an invisible process visible: tiny living things break down leftovers into new soil. Kids learn about nature's recycling and practice patient, regular observation.

The steps are in the app

Step-by-step instructions, tips and an easier and a harder version are waiting in the Hopsa app – along with 300 more ideas matched to your kids’ ages.

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Coming soon to the App Store and Google Play

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