Aid organisations around the world have launched urgent appeals for donations to help survivors of the Boxing Day earthquake disaster.
Millions of people have been made homeless.
The United Nations has warned that supplies are urgently needed to support the survivors and to try and prevent disease from breaking out.
Many governments and organisations including the US, Australia, the EU and the UN - are sending aid.
Companies have been donating supplies - like clothes and fuel. Rock band Linkin Park have also set up a charity fund for countries affected by the disaster.
How to help
If you want to help, talk to your parents first
The website for the Disasters Emergency Committee is www.dec.org.uk
The telephone number is 0870 60 60 900
Cash or cheques can be donated at Post Office branches
Cheques should be made payable to: DEC Tsunami Earthquake Appeal
Postal address: DEC, PO Box 999, London EC3A 3AA
The Disasters Emergency Committee (DEC) is an umbrella group of UK charities including ActionAid, British Red Cross, Oxfam, Save the Children and Christian Aid. It is working to provide clean water, food and shelter to thousands.
If you want to help, you should discuss it with your parents first.
Donations can be made online via the DEC website - see the link on the right. To call from the UK dial 0870 60 60 900.
Cash or cheques can be donated over the counter at most high street banks and Post Office branches.
Other bodies raising money include Muslim groups Muslim Aid and Islamic Relief.