Look at a food pyramid/chart to learn about the food groups – discuss with an adult which group chocolate belongs to.
Then think about what you eat on a certain day or over a week and check to ensure you have a balanced diet. Below is a link to a useful clip and activity. https://www.bbc.com/bitesize/articles/zppvv4j
When you are making your chocolate moulds for your maths activity observe what happens to your chocolate: it will start off as a solid then turn into a liquid and then back to a solid again! What is happening to the chocolate to make it change like this?