Two of Everything by Lily Toy Hong
Two of Everything
Reviewed By: Janet Young
Author &
Illustrator: Lily Toy
Hong

Recommended Grade Level: Kindergarten – 4th grade
Common Core Content Standards
Addressed
CCSS.MATH.CONTENT.2.OA.A.1
Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.1
Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.1
CCSS.MATH.CONTENT.2.NBT.B.6
Add up to four two-digit numbers using strategies based on place value and properties of operations.
Add up to four two-digit numbers using strategies based on place value and properties of operations.
CCSS.MATH.CONTENT.2.NBT.B.9
Explain why addition and subtraction strategies work, using place value and the properties of operations.1
Explain why addition and subtraction strategies work, using place value and the properties of operations.1
Common Core Standards for Mathematical
Practice
CCSS.MATH.PRACTICE.MP4 Model
with mathematics.
Summary
Mr. and Mrs. Haktak
lived a simple life. One day while
working in his garden, Mr. Haktak dug up a brass pot. As he carried this mysterious pot back to his
home, Mr. Haktak accidentally dropped his coin purse with five coins into the pot. When he returned home, his wife peered into
the pot and accidentally dropped her one and only hairpin in. Upon retrieval, she found two hairpins and
two purses and therefore, double the coins they had before. The couple soon realizes that they will have
two of everything they put into the pot and will no longer be poor. However, one day Mr. and Mrs. Haktak accidentally
trip and falls into the pot, producing an identical couple. To solve this problem, each couple used the
magic pot to double everything they had and they lived as best friends and
neighbors, with two of everything.
Rating
I would give
this book 5-stars. It can be used in
multiple grades to demonstrate a variety of math principles such as doubling by addition and multiplication as well as an introduction to exponents. Additionally, the story is entertaining and
humorous allowing children to learn math in a fun and organic way.
Classroom Ideas
This book provides
a unique way for students to be introduced to the concept of doubling. A teaching idea for this book is to pair
students and have them use manipulatives to demonstrate this concept. One student chooses several cubes between 1
and 20 to “put into the pot”. The other
student must match the number of cubes in the pot and together the group
determines how many cubes they have all together and writes a corresponding equation.

This book sounds like a funny and engaging way to learn about addition and multiplication. By having the students use manipulatives, it provides students a hands on approach to learning and visualizing the concept of multiplication. The students can also choose numbers at random, which will confirm that students are not just memorizing the numbers in order, but that they actually understand the doubling factor.
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