Paulina Mata and her colleagues in Portugal have produced a very interesting booklet on "Experiments for the family to do together" (...in the kitchen).
The Portuguese Pollen team together with Paulina Mata have developed the booklet "The fun-flavoured way to learn science - Experiments for the family to do together" in Portuguese and English.
The booklet is written in a very simple language and seems to be aimed at a general public, both children and adults, in order to stimulate adults to experiment more at home together with their children (or vice versa). It starts out with some general comments and recommendations on experimenting at home, and goes on with a number of very simple and straightforward experiments. One might say that many of the experiments are overly simple ("Why does an ice cube float?", "Do vegetables contain water?" etc.). However, I think that such a "low-level" approach might be a very good idea of several reasons: