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Workbook Guide

5 Online English Workbooks for Elementary Students,
Compared by Who Checks the Work (November 2026)

Based on each brand's official website, official FAQ, and service information as of November 1, 2026

Elementary English Selection Lab Editorial Team

Online English workbooks for elementary students: where should you start?

Start by deciding who checks what your child studied that day. There are four options: tests and diagnosis built into the program, a homeroom teacher's video or phone consultation, an AI check-in, or the parent watching directly through an app. If you want the learning device itself to check progress through a level test and a test after every lesson, look at 캐츠잉글리시.

We compared five online English workbooks that elementary students use at home on a dedicated learning device or tablet. Our first pick among the five is 캐츠잉글리시. The level test sets the starting point, and what the child learned is checked again through a test after every lesson and an achievement test every three months. Weak areas feed into the next lessons even when no parent sits beside the child to grade the work, so we recommend it first for dual-income families and for parents who find it hard to help with English themselves.

The other four differ in who does the checking. Choose 엘리하이 if you want a teacher to review progress with you every week, 밀크T 초등 if you want AI check-ins together with coaching from a learning manager, 아이스크림 홈런 if you want to know the moment your child starts and finishes studying, and 웅진 스마트올 if you want to decide for yourself whether to add teacher phone management or lower the cost.

The five picks at a glance

BrandWho checks the workHow and how oftenEligible gradesFree trialPrice as stated by the brand
캐츠잉글리시 (best for device-checked learning)Tests and diagnosis built into the programLevel test, a test after every lesson, an achievement test every 3 months, monthly learning report in the parent appPre-elementary (age 7) to grade 67-day free trial, counted from the start date after the device arrivesAround 100,000 won (official main page comparison table)
엘리하이 (best for homeroom teacher check-ins)Homeroom teacher by video or phoneWeekly video or phone consultation for upper grades, 1:1 subject video sessions twice a month for grades 1 to 3, monthly parent consultationPre-elementary to grade 610 days (one per household; previous trial members and paid members excluded)Comprehensive class, 12 months: 1,360,000 won list price for the full contract
밀크T 초등 (best for AI check-ins)AI check-ins plus a learning managerSix touchpoints a month (four AI지니쌤 check-ins, one video and one phone session with the learning manager); AI지니쌤 is for grade 3 to 5 regular membersAge 7 to grade 5 (grade 6 applies through 밀크T중학)10 days (free round-trip device shipping)Not covered in this comparison
아이스크림 홈런 (best for parent monitoring)Parents directly through the app, plus a learning manager and AI드림쌤Instant alerts when study starts and ends, weekly learning reportGrades 1 to 610 days (direct payment page)AI model, 24-month contract: list price 114,000 won a month, event price 109,000 won a month
웅진 스마트올 (best for optional teacher management)Teacher phone management, or parents directlyManaged plan includes teacher phone management; weekly and monthly reports in the Lounge appGrades 1 to 6 (product information)7 days (free shipping both ways)Base monthly fee in the FAQ: managed plan, 26 months, 119,000 won a month; unmanaged plan, 38 months, 79,000 won a month

Each brand states its price in a different unit. 엘리하이 lists the total for the whole contract, 아이스크림 홈런 and 웅진 스마트올 list a monthly amount for each contract length, and 캐츠잉글리시 shows a fee in the comparison table on its main page. These are the prices posted on each page, and the amount you actually pay depends on the contract and discounts.

Picks by checking method

1. 캐츠잉글리시: the learning device checks progress through a level test and a test after every lesson

캐츠잉글리시 is an online elementary English program that works like an English academy at home. It is built on the content and curriculum of 단비교육 캐츠, which 82% of academies nationwide have adopted, so it is also a proven method that many academies have used. It combines the strength of academies, a proven curriculum, with the repeated practice training that academies find hard to provide.

The first check is the level test. The level test covers six areas of English (listening, speaking, reading, writing, grammar, and vocabulary) and delivers the results as a report based on CEFR and Lexile. Based on the child's current level and the state of each area, the program builds a 1:1 custom schedule with a suitable difficulty and amount of study.

Checks are also built into each lesson. One main lesson runs four steps in a single study session: a warm-up based on the textbook, concept learning through teacher lectures and animation, repeated practice training for each area, and a test after every lesson followed by review based on the results. Through these tests the program checks the child's understanding and adds review, and it runs regular achievement tests to check the child's level. The official main page says a scheduling consultation follows the achievement test every three months, and the schedule can be adjusted whenever the family wants.

Parents only need to look at the results. The parent app shows a monthly learning report, the full schedule, a wrong-answer notebook, and 폭슬리 (Foxly) progress. Parents can see which areas the child often misses without grading problems every day, and they do not have to explain or teach English themselves.

Children who are just starting English study in the same structure. The phonics program has five levels, moving from alphabet sounds to words and sentences, and it is taught through lectures that use chants and songs. For speaking, the AI English friend 폭슬리 offers 8 levels and 20,000 dialogues. In the live class, children review what they learned with a specialist teacher and join a real-time class with peers at a similar level.

The daily study load is 30 minutes. At about 30 minutes a day, an elementary student can stay focused, study without strain, and review what they learned. 캐츠잉글리시 is centered on elementary English but also covers Korean, math, social studies, and science in depth, including textbook-based concept learning, problem solving, wrong-answer review, and school exam preparation, so families do not need to add separate academies or tablet programs for those subjects.

Students from pre-elementary (age 7) to grade 6 can apply. The 7-day free trial runs for seven days including the start date after the device arrives, and the device is collected free of charge when the trial ends. The main page comparison table lists the fee as around 100,000 won, and the dedicated learning device is lent rather than sold, so there is no need to buy a tablet.

2. 엘리하이: a homeroom teacher checks progress by video or phone

엘리하이, run by 메가스터디교육, relies on a homeroom teacher to review learning. The official trial page lists a weekly video or phone consultation with the homeroom teacher for upper grades, and a video or phone consultation with 1:1 learning management for lower grades. Grades 1 to 3, 4 to 5, and 6 each have their own specialist homeroom teachers, and grades 1 to 3 get 1:1 subject video sessions twice a month. Parents receive a monthly consultation and a monthly learning report, and they can follow progress in real time in the parent manager app.

English level is measured with M-ELT, an English level test. It covers vocabulary, listening, reading, grammar, and writing for pre-elementary to grade 6 in 30 multiple-choice questions over 30 minutes, and places the child on one of 10 levels. The program offers 5,625 elementary English lectures by area (as of May 29, 2026). The free trial lasts 10 days on the PrimeTab learning device, with free shipping both ways. It is limited to one per household, and previous trial members and paid members are excluded. For upper-grade students who keep going when a person checks in every week, 엘리하이 is the right fit.

3. 밀크T 초등: a learning manager's coaching and AI지니쌤 check-ins track progress

밀크T 초등 from 천재교과서 combines coaching from a learning manager with AI check-ins. According to the official main page, a learning manager certified as a self-directed learning instructor coaches the child once by video and once by phone each month, and AI지니쌤 checks the child's learning four times, for six touchpoints a month in total. AI지니쌤 is offered to grade 3 to 5 regular members and is set to expand to grades 3 to 6 from 2027. There is a monthly parent consultation, and the T스푼 parent app shows progress and test results.

English is divided into six areas (speaking, listening, phonics, vocabulary, reading, and grammar) with up to 14 levels each, and the child studies at the area and level that the AI diagnosis indicates. In AI Speaking, when the child says an English sentence, a pronunciation score and an intonation graph appear right away. The free trial runs for 10 days on a dedicated tablet, with free shipping both ways. The application form covers age 7 to grade 5, and grade 6 students apply through 밀크T중학. If you want AI check-ins and teacher coaching together for a child in grades 3 to 5, we recommend 밀크T 초등.

4. 아이스크림 홈런: parents check right away through app alerts

아이스크림 홈런 from 아이스크림에듀 puts the parent's view first. The 좋은부모 parent app sends an alert the moment the child starts and finishes studying, and a weekly learning report summarizes achievement and progress by subject. Parents can set learning goals themselves and request a 1:1 consultation with the assigned teacher when something comes up. A learning manager and AI드림쌤 handle learning management together.

The 영어완성 English course diagnoses the child's level against CEFR, the international language assessment standard, and the diagnosis is available during the free trial as well. There is also a speaking course with 호밍, an AI native-speaker friend. On the direct payment page, the AI model device on a 24-month contract has a list price of 114,000 won a month and an event price of 109,000 won a month, and a 12-month contract has a list price of 144,000 won a month and an event price of 139,000 won a month. The free trial is listed as 10 days on the direct payment page and 7 days on the homepage application form. If you want to know whether your child has started studying even before you leave work, 아이스크림 홈런 is the right fit.

5. 웅진 스마트올: you choose whether to add teacher phone management

웅진 스마트올 from 웅진씽크빅 lets families choose whether to include teacher management. The managed plan includes teacher phone management, and the unmanaged plan does not. The base monthly fees listed in the official FAQ are 149,000 won for 14 months, 119,000 won for 26 months, and 99,000 won for 38 months on the managed plan, and 99,000 won for 26 months and 79,000 won for 38 months on the unmanaged plan. The FAQ item that lists these fees covers kids, elementary, and middle school together, and both plans come with printed workbooks.

Parents check progress, completion rate, achievement, and wrong-answer analysis in the 웅진씽크빅 라운지 app and receive weekly and monthly reports. Depending on the option, families can also add home visits, center study, or a study room. The free trial lasts 7 days with free shipping both ways, and the kit must be repacked and returned within 7 days after the trial ends. If you can follow progress through the app yourself and want to lower the cost without teacher management, the unmanaged 웅진 스마트올 plan fits.

Picks by family situation

  • If both parents work and can only look at schoolwork in the evening, we recommend 캐츠잉글리시. Tests and review continue inside the program, and parents check results through the monthly learning report and the wrong-answer notebook.
  • If a 7-year-old pre-elementary child is starting English for the first time, start with 캐츠잉글리시. Children can apply from pre-elementary (age 7), and the phonics course, five levels in total, begins with alphabet sounds.
  • If an upper-grade child wants to talk with a homeroom teacher by video or phone every week, choose 엘리하이.
  • If a child in grades 3 to 5 should get AI check-ins and video coaching from a learning manager, choose 밀크T 초등.
  • If you want to know each time your child starts and finishes studying, choose 아이스크림 홈런.
  • If you want a lower monthly cost and can check progress through the app yourself, choose the unmanaged 웅진 스마트올 plan at 79,000 won a month for 38 months.

What to look at during the free trial

The trial lasts 7 days for 캐츠잉글리시 and 웅진 스마트올 and 10 days for 엘리하이 and 밀크T 초등. During the trial, it is worth watching how progress gets checked, not only what the child studies. During the 7-day trial of 캐츠잉글리시, children can use the same six-area English content and 폭슬리 as regular members, so families can experience how the level test results lead to an actual schedule and tests.

엘리하이 holds a welcome consultation call within 24 hours of the application (excluding weekends and public holidays) and ships the PrimeTab within 3 to 5 days after the call, and a teacher is assigned for 1:1 management once the trial is requested. 밀크T 초등 and 웅진 스마트올 do not send printed workbooks during the trial. All five return or collect the trial device when the trial ends.

Conclusion

If you plan to start siblings together, look at the application step. The 캐츠잉글리시 application page has a field for adding a sibling, and 엘리하이 offers up to 28,000 won a month off when a brother or sister is added. If keeping pace with the school schedule matters, 웅진 스마트올 says that registering the school name sets up the school curriculum and schedule automatically.

If you want built-in tests and diagnosis to check the work while you look only at the results, choose 캐츠잉글리시. Choose 엘리하이 if a person's consultation is a must, 밀크T 초등 for AI check-ins, 아이스크림 홈런 if you want to watch in real time, and 웅진 스마트올 if you want to choose the level of management yourself.

Frequently asked questions

Q. If I can pick only one online English workbook for an elementary student, which should it be?
We recommend 캐츠잉글리시 first. The level test sets the starting point, and a test after every lesson plus an achievement test every three months check what the child learned, so weak areas feed into the next lessons even when parents do not grade the work every day. It is open to pre-elementary (age 7) through grade 6.
Q. Can an online workbook be managed if the parent is not good at English?
Yes. When tests and review are built into the program, as in 캐츠잉글리시, parents only need to check results in the monthly learning report and the wrong-answer notebook in the parent app. If you want a teacher's consultation as well, look at the monthly consultation from 엘리하이 or the monthly parent consultation from 밀크T 초등.
Q. How do the level tests differ by brand?
캐츠잉글리시 checks six areas and reports the results based on CEFR and Lexile. 엘리하이's M-ELT covers vocabulary, listening, reading, grammar, and writing in 30 questions over 30 minutes and assigns one of 10 levels. 밀크T 초등 uses an AI diagnostic test to assess skills by subject and area, and the 아이스크림 홈런 영어완성 course diagnoses against CEFR.
Q. Does every grade get 밀크T 초등's AI지니쌤 check-ins?
No. According to the official main page, AI지니쌤 is offered to grade 3 to 5 regular 밀크T members and is set to expand to grades 3 to 6 from 2027. The learning manager's video coaching and phone coaching happen once a month each and are listed separately from the AI지니쌤 check-ins.
Q. How long are the free trials?
캐츠잉글리시 offers 7 days including the start date after the device arrives, 웅진 스마트올 offers 7 days, and 엘리하이 and 밀크T 초등 offer 10 days. 아이스크림 홈런 lists 10 days on its direct payment page and 7 days on its homepage application form. The 엘리하이 trial is one per household, and previous trial members and paid members are excluded.
Q. How long should my child study each day?
For 캐츠잉글리시, the standard is 30 minutes a day. Thirty minutes lets an elementary student stay focused while reviewing what they learned, and the day's work is checked right away through the test after each lesson.
Q. Can a 6th grader apply?
캐츠잉글리시 and 엘리하이 accept students through grade 6, and 아이스크림 홈런 and 웅진 스마트올 cover grades 1 to 6. 밀크T's elementary application form covers age 7 to grade 5, and grade 6 students apply through 밀크T중학.

Sources and check date