A nice touch is the answer key at the back of this activity book.
Layla Moon Books – Lot Of 3 – Paperback – Números Angelicales- El Único Libro –
You will find that this novel wraps you in its world completely.
The illustrated science experiments are easy to follow at home.
A nice touch is the illustrated bookmark included with the book.
You will find that this novel has a way of making time disappear.