Serah Beginner-Friendly Geophysics & GIS Tutor
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I am a dedicated tutor with strong expertise in Excel, Geophysics, Data Analysis. My approach is practical, student-centered, and focused on real results. I have taught learners from beginner to advanced levels and helped both students and professionals improve their skills and confidence.

✅Excel (Beginner – Expert):

-Data Cleaning, Formulas, Functions, Pivot Tables, Conditional Formatting.

-Advanced Excel tools for Automation, Reporting, and Dashboards.

-Real-world business problem-solving using Excel.

✅Python (Beginner – Intermediate):

-Introduction to programming concepts in a simple, step-by-step way.

-Data Handling with Pandas and File Automation.

-Data Visualization for research, projects, and reports.

-Hands-on practice with real projects.

✅Data Analysis & Visualization (Beginner – Expert):

-Cleaning and preparing data for insights.

-Using Excel and Python to analyze trends and patterns.

-Creating professional reports, dashboards, and charts.

-Guidance for academic projects, professional tasks, and research.

-Practical examples to make learning easier and less stressful.

✅Geophysics (Beginner – Intermediate):

-Fundamentals of geophysical methods and applications.

-Data collection, processing, and interpretation.

-Industry-based insights from internship experience at KenGen.

✅Why Learn With Me:

-Industry exposure through internships at KenGen, KPMG, and Deloitte.

-Over 4 years of tutoring experience (online + offline).

-Flexible, patient, and supportive teaching style.

-Focus on building both knowledge and confidence.

My goal is to make learning simple, practical, and rewarding. Whether you are a student preparing for exams, a professional improving your data skills, or someone starting from scratch, I can guide you step by step until you achieve your goals.

Subjects

Excel Beginner-Expert
Geophysics Beginner-Intermediate
Data analysis and visualization Beginner-Expert
Data analysis in Excel Beginner-Expert

Experience

content creator (Jun, 2023–Present) at YouTube channel

Creating and publishing educational content on learning, reviews, and practical skills for a broad online audience.

Designing tutorial-style videos to explain concepts clearly and keep viewers engaged.

Researching and scripting content on data analysis, technology, and personal growth.

Managing video production, editing, and online publishing for consistency and quality.

Building an online community by responding to comments, questions, and feedback.

Through the engaging tutorials, thought-provoking discussions, and in-depth explorations, I aim to make the experience worth the valuable time spent.
Excel & Python Tutor (Feb, 2023–Present) at 5+ years experience as freelancer on Upwork, Essaypro, remoteco, fiverr, linked in

Designing and delivering lessons in Excel (Beginner–Expert) and Python (Beginner–Intermediate) tailored to students’ needs.

Teaching data cleaning, visualization, and automation using Excel formulas, pivot tables, dashboards, and Python (Pandas, NumPy, Matplotlib).

Providing hands-on projects and exercises to help learners apply concepts to real-world data.

Offering 1-on-1 tutoring and group sessions online through TeacherOn and private classes.

Guiding students in solving academic, business, and research data problems with practical examples.

Tracking student progress and adjusting teaching methods to ensure understanding and confidence.
Geoscientist Intern (Aug, 2022–Jan, 2023) at KENGEN, NAIVASHA

Assisted in geophysical surveys and data collection for geothermal exploration projects.

Conducted data cleaning, processing, and preliminary interpretation of geophysical datasets.

Supported senior geoscientists in analyzing subsurface structures to identify potential geothermal resources.

Prepared technical reports and presentations summarizing field and data analysis results.

Gained hands-on experience in geoscience software tools, field methods, and data management.
Physics and Mathematics Teacher (Apr, 2021–Present) at Home Tuitions

Teaching Physics and Mathematics to secondary and high school students through personalized home tuition.

Breaking down complex concepts into simple, easy-to-understand lessons.

Helping students prepare for exams (KCSE, mocks, internal tests) with practice questions and revision strategies.

Providing 1-on-1 guidance to improve weak areas in problem-solving, calculations, and theoretical understanding.

Creating custom lesson plans and exercises based on each student’s level and pace.

Monitoring academic progress and offering feedback to both students and parents.
Physics and mathematics (Jan, 2017–Jun, 2017) at Holy Trinity Secondary School

Taught Physics and Mathematics to high school students, focusing on concept mastery and exam preparation.

Designed and delivered lessons aligned with the Kenyan curriculum.

Assisted students with problem-solving techniques in physics experiments and mathematics exercises.

Provided individual support and tutoring to struggling learners to improve performance.

Developed and administered quizzes and practice tests to track progress.

Education

python programming (Jan, 2025–Jan, 2025) from Kaggle
Technology Job Simulation (May, 2023–Nov, 2023) from Deloitte
Internship (Feb, 2023–May, 2023) from KPMG
Internship (Aug, 2022–Jan, 2023) from Kenya Electricity Generating Company(KenGen)
Geophysics (Sep, 2017–Nov, 2021) from JOMO KENYATTA UNIVERSITY OF AGRICULTURE AND TECHNOLOGY, Juja–scored 1st Class
Secondary (Apr, 2013–Jun, 2021) from K.C.S.E

Fee details

KSh500–1,500/hour (US$3.86–11.59/hour)

Standard but negotiable.

Courses offered

Excel for Data Analysis and Automation
- US$35
- Duration: 4 Weeks
- Delivery mode: Online
- Group size: Individual
- Instruction language: English, Kiswahili
- Certificate provided: No
Learn Excel from basics to advanced formulas, pivot tables, conditional formatting, dashboards, and automation for reporting and business problem-solving. Designed for students, job seekers, and professionals.
Geophysics & GIS Basics for Beginners
- US$50
- Duration: 10 Weeks
- Delivery mode: Online
- Group size: Individual
- Instruction language: English, Kiswahili
- Certificate provided: No
Introduction to Geophysics and GIS for students and early-career learners. Covers concepts like earth materials, geophysical methods (seismic, resistivity, magnetics), and GIS applications in mapping, environment, and resource exploration. Includes real-world examples and mini projects.
Python for Data Cleaning & Automation
- US$60
- Duration: 10 Weeks
- Delivery mode: Online
- Group size: Individual
- Instruction language: English
- Certificate provided: No
Learn how to use Python to clean messy datasets, automate repetitive Excel tasks, and prepare data for analysis. Covers libraries like Pandas, OpenPyXL, and basic file automation scripts. Beginner-friendly with hands-on exercises.
Excel for Data Analysis & Business Insights
- US$75
- Duration: 10 Weeks
- Delivery mode: Online
- Group size: Individual
- Instruction language: English
- Certificate provided: No
Master Excel’s advanced features to analyze data, create dashboards, and generate business insights. Learn pivot tables, lookup functions, advanced charts, and data cleaning techniques. Includes real-world business case studies.