Author here! Glad the book has piqued your interest. Hope you enjoy it!
By the way, if you visit https://www.ExperimentingWithBabies.com, you can see a rundown of the projects in the book, ordered by age. There are a bunch that are appropriate for your 13/14-month-olds, so you can start experimenting right away, and the book takes you all the way to 24 months.
Author here! Glad the book has piqued your interest. Hope you enjoy it!
By the way, if you visit https://www.ExperimentingWithBabies.com, you can see a rundown of the projects in the book, ordered by age. There are a bunch that are appropriate for your 13/14-month-olds, so you can start experimenting right away, and the book takes you all the way to 24 months.
Re: experimenting with babies