Christmas and Reyes means school holidays. School holidays mean lots of time at home for your kids. While this can be a lot fun, it can sometimes be hard to come up with interesting things for them to do.
Highlights for Children has a great easy science section for experiments you can do at home. Most of the materials you need are readily available and the experiments teach your children a bit more about the world around them.
Readily available materials- easy to find, you probably even already have them at home.