EcoKids

Composting

What is composting and why is it important?

Children making compost in the garden

Composting is a natural process in which food scraps and other organic materials are transformed into fertile soil. Instead of throwing these materials away, we can use them to help nature.

Why is composting important?

Composting is a simple way to take care of the planet. When we do it:

✔ We reduce the amount of waste
✔ We decrease pollution
✔ We make use of microorganisms
✔ We create natural fertilizer for plants

It also helps children understand how nature works and develop responsible habits from an early age.

What can you put in compost?

✔ Fruit and vegetable scraps
✔ Dry leaves
✔ Grass clippings
✔ Coffee or tea grounds
✔ Eggshells

🚫 Avoid: meat, dairy products, oils

How to make compost at home (step by step)

Making compost is easy and fun. Just follow these steps:

1. Choose a place or container

You can do it in the garden or use a compost bin. You can also use a bucket or a box with holes to allow air to circulate.

2. Separate organic waste

Save fruit and vegetable scraps, eggshells, and other natural materials. It is important not to mix them with plastics or other waste.

3. Combine dry and wet materials

For compost to work well, mix wet materials (such as fruit and vegetable scraps) with dry materials like leaves, cardboard, or dry grass.

4. Mix and aerate

Stir it from time to time to let air in. This helps microorganisms work better.

5. Maintain proper moisture

The compost should be moist, but not too wet. If it is too dry, you can add a little water.

6. Wait for the natural process

Little by little, with the help of microorganisms, everything turns into dark soil with a forest-like smell.

7. Use the compost

When it is ready, you can use it to nourish plants, pots, or your garden.

💡Tip: use worms

If you add worms, the compost breaks down faster and produces higher-quality fertilizer. This process is called vermicomposting.

Learning to care for the planet from a young age

Composting is a simple and natural way to teach children to care for the environment at home. Through small actions, they can understand that waste is not garbage, but a resource that can be transformed and returned to nature. Learning this from an early age helps develop responsible habits and greater environmental awareness. Every small action counts, and starting today can make a big difference for the planet of tomorrow.

Nenes usando los recursos para el aula

Activities to do in the classroom or at home

After reading this Eco-note, we invite you to keep learning with simple and fun activities to do in the classroom or at home. With small actions and big ideas, together we can help take care of our planet.

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1. Let’s Talk

  • What is composting?
  • What types of waste can we use to make compost?
  • What happens to food scraps when we throw them away?
  • Why does composting help the environment?
  • What does compost turn into?
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2. Let’s Observe

Observe during the day what organic waste appears: fruit peels, vegetable scraps, dry leaves and other natural materials that could become compost.

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3. Let’s Create

Design a composting poster!
Using a sheet of paper or recycled cardboard, create a poster with two groups: “Goes in the compost” and “Does not go in the compost”. Then draw or paste pictures of different types of waste and place them in the correct group.
This way, we can learn in a fun way which materials can turn into fertile soil and which cannot.

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4. Let’s Color

Download the coloring page and color it.

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5. Let’s Take Action

Build a mini compost bin!
Using a transparent jar, a recycled bottle or a small box, make a mini compost bin by adding layers of soil, dry leaves, small pieces of fruit or vegetables, and a little paper. Watch how, over time, nature transforms these scraps into fertile soil.

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6. Let’s Play

Try an EcoKids eco-game about recycling or composting.

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EcoKids Tip

Save fruit and vegetable peels and separate them from the rest of the trash. You are already starting to make compost!

Nena

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Activities
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