Core Web Vitals Lab
Improve LCP, INP and CLS on real pages using field data and targeted fixes.
What you'll learn
- Read Core Web Vitals in Search Console and CrUX
- Find and speed up the LCP element
- Reduce INP by breaking up long tasks
- Stop layout shifts that cause CLS
- Monitor vitals with the web-vitals library
About this course
You work through the three Core Web Vitals one by one on sample pages. You learn to read field data from Chrome UX Report, find the element or script behind each problem and fix it. A reviewer checks your lab report.
Course curriculum
5 modules and 15 lessons over 4–5 weeks. Plan for about 16 learning hours.
01Field dataWeek 1 · 3 lessons
- CrUX and Search Console
- Lab versus field
- Setting targets
02LCPWeek 2 · 3 lessons
- Finding the LCP element
- Preloading
- Server response time
03INPWeek 3 · 3 lessons
- Long tasks
- Yielding to the main thread
- Event handler costs
04CLSWeek 4 · 3 lessons
- Reserving space
- Fonts and ads
- Animations
05Lab reportWeek 5 · 3 lessons
- Monitoring with web-vitals
- Report
- Written review
Project
Core Web Vitals report. A report showing LCP, INP and CLS fixes on sample pages, with measurements.
Who this course is for
Developers responsible for site speed and search performance.
Prerequisites
You know the basics of web performance and use Chrome DevTools.
What's included
- 180-day course access
- Structured lessons
- Project files
- Code templates
- Checkpoints
- One instructor review
- Support during the program
- A digital completion certificate
Learning format
Guided project course, part of our guided project courses. Checkpoints and one instructor review.
Access and delivery
- Enrollment access is activated within 15 minutes after payment.
- Instructor review is normally completed within 2 business days per submitted checkpoint, and the final certificate is issued within 2 business days after completion.
Certificate
You receive a digital completion certificate. Instructor review is normally completed within 2 business days per submitted checkpoint, and the final certificate is issued within 2 business days after completion.
Frequently asked questions
When does access start?
Enrollment access is activated within 15 minutes after payment.
Is payment taken on this website?
No. After you submit your enrollment request, we reply by email with payment details and enrollment confirmation.
Does this course guarantee a job or income?
No. It is an education and training service and does not include employment, income or placement guarantees.
Can I cancel?
Our Refund and Cancellation Policy lists the terms for guided project programs.
