Mathematical Concepts Interesting Stories Set (4 books in a set)

Learn mathematics by reading interesting stories, making mathematics concrete and easy to understand!
Bridges kindergarten to primary school math learning, easily learning four key concepts: addition and subtraction, measurement, time, and currency.

This series is designed to be "fun, interesting, and practical" and is written for students from kindergarten to primary school. It progresses step by step to help children learn concepts such as calculation, measurement, time, and currency.
Use interesting and lifelike "math stories" to introduce mathematical concepts, arouse children's interest in learning, and put what they learn into practice.
A "Parent Knowledge Station" is set up to help parents understand the scope and extent of their children's learning of relevant mathematical concepts, and to guide parents in effectively training their children's mathematical and logical thinking in daily life.
There are "Fun Activities" that focus on parent-child interaction and children's active exploration to enhance learning effects and help consolidate concepts.

This series consists of 4 volumes, including:

"Shin Sin Toys Adventure" (Concept: Addition and Subtraction)
In order to return the ring safely to the queen, Xin Xin leads the toy bear and toy soldiers on an adventure. How many toys join and leave in this journey?

The Oolong Panda Police (Concept: Measurement)
Panda Police patrols the park and encounters many animals asking him for help in solving problems. However, Panda Police often makes mistakes. Can you help Panda Police complete different tasks?

I'll Ask You to Go to the Amusement Park (Concept: Time)
Songsong and Zhizhi wrote to each other to meet at the amusement park, but why do the two good friends never meet? What went wrong?

Puppy Mom's Birthday Gift (Concept: Currency)
Mom’s birthday is coming soon, and the puppy brother and sister are planning to buy a birthday present to surprise their mom. However, the brother doesn’t know how to distinguish currencies. What should they do?