These books can help to supplement or design your own math curriculum to practice addition, subtraction, multiplication, and/or division. Choose an option to see the specific description of each title.
To view sample pages of “Making Multiplication Easy”, you put the following keywords into a web browser to see that Google has a preview available of a number of the pages: “meisha goldfish making multiplication easy”. From what I can tell, this title is difficult to find in paper/printed version in this edition available elsewhere.
From my understanding, the other titles listed on this page are out of print and have no sample pages available.