EdT365 Mental Math: Grade 1–5

EdT365 Mental Math is Grade 1 to Grade 5 math practice for the whole family: short daily sessions, clear pictures, step-by-step solutions and Owlie the owl as a guide. Parents can brush up before helping with homework, and everyone can practice together and track progress. Made by Edtech365, it runs entirely on the device with no ads. The interface is available in English and Vietnamese.

59 TOPICS, GRADE BY GRADE
• Grade 1: counting, adding and subtracting within 10 and 100, comparing numbers, telling time to the hour, days of the week
• Grade 2: adding and subtracting with regrouping, multiplying and dividing by 2 and 5, telling time, money, units of measure, word problems
• Grade 3: times tables 2–9, division with remainder, order of operations, find the unknown, rounding, Roman numerals, perimeter and area, unit fractions
• Grade 4: large numbers, multiplying and dividing by 2 digits, divisibility rules, averages, sum and difference problems, fractions (simplify, compare, all four operations)
• Grade 5: decimals, percentages, speed–distance–time, area of triangles, trapezoids and circles, volume, mixed numbers
Every topic has 3 stages from easy to hard. Earn 2 stars to unlock the next stage.

LEARN TOGETHER AS A FAMILY
• Step-by-step solutions for every question, so parents can refresh the method before explaining it
• Up to 4 profiles on one device: one for each learner, and parents can make their own to practice along or race the speed sums
• See questions answered, accuracy, topics that need more practice and results per topic
• Create printable PDF worksheets with answer keys by grade and topic
• The parents' area and every link that leaves the app are protected by a question for grown-ups

LEARN WITH PICTURES
Analog clocks, banknotes, rectangles, triangles, trapezoids, circles, boxes and fractions are drawn clearly.

LEARN FROM EVERY MISTAKE
After a wrong answer you see the correct answer with a step-by-step explanation, then try that question again at the end of the round. Missed questions are saved for Fix mistakes later.

TIMES TABLES
See each table, practice it, fill in missing numbers, practice division facts and race a 10-question speed test for every table from 2 to 9.

SPEED SUMS & TODAY'S CHALLENGE
Answer as many as you can in 60 seconds and beat your own best, or the family record. A new 10-question challenge every day keeps the learning streak going.

14 BADGES TO COLLECT
Stars, streaks, sprint records, mastering every times table and more keep motivation high.

READ ALOUD
Tap "Read aloud" to hear the question, which helps early readers. Turn on "Read questions aloud" in Settings to hear every question and explanation automatically.

EASY TO USE
• English and Vietnamese interface
• Calm dark mode, sound and haptic feedback

THE WHOLE CURRICULUM, RIGHT ON THE DEVICE
No sign-in, no tracking, no in-app purchases. All progress stays on the device.