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Toan Lop1
0h· 7 lessons· 70 XP
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Skills you'll gain
Addition and subtraction within 100 without regroupingEvaluate expressions with two operation signs left to rightMental addition and subtraction within 10Solve word problems involving addition and subtraction (Grade 1)Identify day of the week and date from a calendarComparing numbers using >, <, = symbolsDecomposing and composing numbers within 10 (part-part-whole)Matching real-world objects to plane shapesCounting shapes within a composite figurePerforming addition within 10Performing subtraction within 10Reading and writing two-digit numbers (11–99)Comparing longer and shorterIdentifying the longest and shortest object in a groupAdding a two-digit number and a one-digit number (without regrouping)Setting out and computing addition in column formReading exact hours on a clock (minute hand pointing to 12)Review of numbers and operations within 10Number sequence in ascending and descending orderIdentifying a squareIdentifying a circleIdentifying a triangleIdentifying a cubeIdentifying a rectangular prismColumn-addition procedure: two-digit number plus one-digit numberReading and writing numbers 11 to 20Ascending number sequence within 10 (0, 1, 2, 3, …)Skill of comparing and identifying the longer or shorter object in a groupNumber sequence 1 to 20 – connect dots in ascending orderCounting objects grouped in tens to determine total quantityReading aloud the column-addition procedure: '1 plus 5 equals 6, write 6; bring down 4, write 4'Counting the number of squares, circles, and triangles within a composite figureClassifying plane shapes from a mixed set (select all circles / triangles / squares / rectangles)Classifying solid shapes from a mixed set (select all cubes / rectangular prisms)Directly comparing two objects: which is longer / shorterComparing numerical expressions using >, <, = (e.g. 9 ? 9 – 1; 10 ? 8 + 2)Identifying the plane shape of real-world objectsReading exact hours on a clock (hour and minute hands)Column addition algorithm (ones and tens place)
Knowledge you'll get
TuesdayWednesdayThursdayNumbers from 11 to 20The digit: onesThe digit: tensPlace value: tens and onesRound tens (multiples of 10)Meaning of additionPractical meaning of addition and subtraction operationsSet of basic solid shapes (Grade 1)Concept of longer and shorterA week has 7 daysSet of days of the weekConcept of reading exact hours on a clockMore than, fewer than, equal toSquareCircleTriangleAddition and subtraction tables within 10Concept of 1 ten (chục) = 10 unitsParts of the day: morning, noon, afternoon, eveningNumber zero (0)Greater-than symbol (>)Concept of combining groups to find the totalConcept of tens (Chục) and units (Đơn vị) place in two-digit numbersMinute hand points to 12 to indicate an exact hourConcept of 1 group of ten (e.g. 1 bunch of 10 tomatoes = 1 chục)Place-value table with Tens (Chục) and Units (Đơn vị) columnsIdentifying the short (hour) hand and long (minute) hand on a clockNumber sequence 0 to 10 in ascending and descending orderAddition as combining two groups
Curriculum
1 chapters · 7 lessons
Chapter 1
Bonus lessons
- Lesson 7: Squares, Circles, Triangles, and RectanglesFree preview+10
- Lessons 10–13: Addition, Subtraction, Addition & Subtraction Tables, and General Practice within 10+10
- Lesson 21: Two-Digit Numbers+10
- Lesson 25: Longer, Shorter – Taller, Shorter+10
- Lesson 29: Adding a Two-Digit Number and a One-Digit Number+10
- Lessons 34–37: Reading the Clock, Days of the Week, Practising Calendar & Clock, General Review+10
- Lessons 38–41: End-of-Year Review – Numbers, Operations, Geometry & Measurement+10
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FAQ
Frequently asked questions
Do I need prior knowledge?
No prerequisites required by default — the course starts from zero. If a specific course needs prep, you'll see it in the 'Prerequisites' section above.
Can I try before buying?
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How long does it take?
It depends. Each lesson is 10-20 minutes on average; total hours are in the course summary. Self-paced, no deadlines.
Do I get a certificate?
Yes. After completing all required lessons and passing the final assessment, you receive a digital certificate with a public verification code — for your CV or LinkedIn.
What if I get stuck?
The AI tutor is always available in-lesson. Community members help on the forum. Cohort courses include weekly mentor Q&A live sessions.
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