Learn math with our brand new app - Dolphin Math. It provides a range of math practice questions with detailed solutions, designed specifically for kids to develop their math skills from kindergarten to fifth grade.

Fun&Interactive
Brilliant interaction design to keep kids motivated, help them conquer challenges in math.

Learn for free
Completely free of charge. We aim to provide high quality content for everyone.

Variety of questions
Our question sets consist of multiple types of questions with varying difficulty, which help kids learn and understand math skills in different topics including number sense, addition, subtraction, multiplication, division, decimals, geometry, graphs, tables, probability, statistics, word questions, units, time, money and more.

Detailed solution
We provide step by step solutions for major topics, especially for vertical calculation of addition, subtraction, multiplication and division, help kids master important math skills.