Great Big Green Week Resources


Want to get your school involved in the Great Big Green Week? Check out our letter writing activity packs!

We’re inviting young people to write a letter to a loved one to share their hopes and dreams for our world and our future, and how they are taking action to protect what they love from the impacts of climate change.

You can find packs for secondary and primary school. These include lesson plans, resources and more ideas for what you can do with your students during the week. Download the packs below.

Activity pack for Secondary schools

Activity pack for Primary schools


Some of the UK’s best loved illustrators have lent their characters to the Great Big Green Week.

Download a poster, colour it in and put it in your window to show your neighbours that you care about climate action. Don’t forget to share it on social media using #GreatBigGreenWeek.

Download a poster

Tree World
Can you avoid a climate crisis?

We are delighted to partner with Educational game company Busy Things to produce a host of new climate resources for primary school, including a brand new game: Tree World!

Best of all, it’s FREE for the entirety of the Great Big Green Week. The resources and game are a brilliant way to introduce children to the key issues around climate change and what we need to do change course.

Access resources and Tree World here

Extra Resources

Here you can find some of the other brilliant resources organisations have created to help you get your whole school involved in the Great Big Green Week.

Earth Warriors

Earth Warriors have put together a list of activities individual students, classes, schools and teachers.

Earth Warrior Activities

Member’s Schools Resources 

Schools and Education Resources

If you’re looking for activities to do in your school or with young people during Great Big Green Week, then check out our member’s schools resources here:


Learn about how your school can participate in ‘Let’s Go Zero’, a national campaign uniting UK schools working to cut their carbon emissions to zero by 2030.

Christian Aid

Download a range of lesson plans, games and assembly ideas focused on climate justice for both primary and secondary school students, designed to help pupils engage with world issues and reflect on their own roles as global citizens.


Here you’ll find everything you need to teach about the interlinkages between Fairtrade and climate change in your classroom – such as the impact of climate change on farmers and the production of crops like cocoa and coffee.

Friends of the Earth

Discover how to encourage climate-positive behaviour and meaningful action through this Climate Action Plan for schools and colleges, which includes 50 tips to reduce the impact of transport, food, nature, energy, waste, and more.

Hope for the Future

Hope For The Future offers free workshops to students in secondary school, sixth form, and further education which enable them to learn about the challenges and opportunities presented by climate change and the role that their MP has in tackling the issue. 

Just One Tree

Join 200,000 other children from schools across the country and sign up to a non-uniform day for the environment, in which each £1 raised plants 1 tree in a country where it will have the greatest impact.

Letters to the Earth

Winners of the Global Dimensions Teachers Choice Award, Letters to the Earth’s resources support groups of all ages in connecting with nature and their feelings about the climate and nature crisis, and to consider how we can make change. Join people around the world – from scientists to musicians – in writing and sharing a Letter to, or from, the Earth.


With links across the curriculum, these teaching resources use stories, film and role play to explore the human element of the climate crisis, and investigate the links between climate change and human rights.


From your school ground to places further afield, you can find a whole host of resources to support your outdoor teaching and get young people outside to experience nature and wildlife first-hand. 

Surfers Against Sewage

Sign up to be a Plastic Free School through this pupil led education programme, designed to create positive environmental change in UK schools. There is also guidance on how to organise your own school beach clean.

The Wildlife Trusts

Find out more about the different ways that The Wildlife Trusts can support your school, from visits to nature reserves and on-site lessons, to teacher training and tips on how to improve your school grounds.

Woodland Trust

Tree-planting resources and Nature Detectives activities provide lots of ways you take learning outside of the classroom, including interactive activities and printable worksheets that are linked to the national curriculum.


From rainforests to rivers, climate change to citizenship, this range of resources has lots of ideas to help you and your pupils learn about our precious planet, the environmental challenges it faces and how we can all take action.