
Interior Course
Transform any space with the knowledge and confidence of a trained interior design professional. This comprehensive course covers everything from color theory and space planning to building codes and client management. Whether you're launching a design career or elevating your existing practice, you'll gain the skills that real projects demand.
What you will learn:
You will build a complete foundation in interior design, starting with core principles, color theory, and the history that shapes modern aesthetics. You will learn to create accurate floor plans, specify materials and finishes, and design layered lighting schemes for residential and commercial spaces. The course also covers furniture selection, construction documentation, and sustainable design strategies. You will develop professional skills in client communication, budgeting, and project scheduling. By the end, you will be equipped to manage interior projects from the first client meeting through final installation.
How you study in practice Interior Course
How you practice Interior Course
For companies that want to train their team
With Dedika for Business, the course includes exercises and examples tailored to your own business and the way your company needs.
Course content
8 Chapters • 40 LessonsDuration between 4 and 360 hours (you decide)
Chapter 1HideHide detailsSee detailsFoundations of Interior Design
Foundations of Interior Design
Lesson 1 • Color Theory for Interiors
Covers the color wheel, value, saturation, and psychological effects of hue. Students build color palettes that support intended room functions.
Lesson 2 • History and Evolution of Interiors
Traces interior design from ancient dwellings to contemporary practice. Establishes historical context that informs modern aesthetic and functional decisions.
Lesson 3 • Professional Roles and Ethics
Defines the interior designer's scope of practice, client relationships, and ethical obligations. Sets professional expectations for all subsequent project work.
Lesson 4 • Elements of Interior Space
Defines line, form, texture, pattern, and space as design elements. Students apply each element to real room scenarios for immediate practice.
Lesson 5 • Core Design Principles
Introduces balance, rhythm, emphasis, harmony, and proportion. These principles form the evaluative lens used throughout the entire course.
Chapter 2HideHide detailsSee detailsSpace Planning and Layout
Space Planning and Layout
Lesson 1 • Space Planning for Specific Room Types
Applies planning principles to living, dining, kitchen, bedroom, and bath spaces. Students produce annotated layouts for each room type.
Lesson 2 • Reading and Drawing Floor Plans
Teaches plan-view conventions, symbols, and scale drawing techniques. Students translate measured spaces into accurate, readable floor plans.
Lesson 3 • Zoning and Functional Areas
Groups activities into public, private, and service zones within a plan. Proper zoning reduces conflict between incompatible uses.
Lesson 4 • Traffic Flow and Circulation
Analyzes primary, secondary, and service circulation paths within a space. Optimizing flow prevents congestion and improves daily usability.
Lesson 5 • Understanding Human Scale and Ergonomics
Applies anthropometric data to furniture sizing and clearance standards. Ensures layouts accommodate diverse users comfortably and safely.
Chapter 3HideHide detailsSee detailsMaterials, Finishes, and Textures
Materials, Finishes, and Textures
Lesson 1 • Wall Finishes and Coverings
Surveys paint, wallcovering, paneling, tile, and plaster as wall finish options. Finish choice affects acoustics, maintenance, and spatial perception.
Lesson 2 • Textiles and Soft Furnishings
Covers fabric weaves, fiber content, performance ratings, and upholstery grades. Textile selection balances comfort, durability, and design intent.
Lesson 3 • Flooring Materials and Selection
Compares hardwood, engineered wood, tile, stone, carpet, and resilient flooring. Selection criteria include durability, maintenance, acoustics, and cost.
Lesson 4 • Ceiling Treatments and Materials
Explores flat, coffered, vaulted, and suspended ceiling systems and their finishes. Ceiling design affects perceived height, acoustics, and lighting integration.
Lesson 5 • Sustainable and Healthy Materials
Evaluates materials for environmental impact, indoor air quality, and lifecycle cost. Students apply green criteria to material specification decisions.
Chapter 4HideHide detailsSee detailsLighting Design Fundamentals
Lighting Design Fundamentals
Lesson 1 • Fixture Types and Placement
Covers recessed, surface, pendant, track, and wall-mounted fixtures and their applications. Correct placement maximizes coverage and minimizes shadows.
Lesson 2 • Natural Light and Daylighting
Analyzes window orientation, glazing, and shading to optimize daylight use. Effective daylighting reduces energy use and improves occupant well-being.
Lesson 3 • Layers of Lighting
Defines ambient, task, accent, and decorative lighting layers and their roles. Combining layers creates flexible, visually rich interior environments.
Lesson 4 • Light Sources and Lamp Types
Compares incandescent, fluorescent, LED, and specialty light sources by output and efficiency. Understanding source characteristics drives appropriate fixture selection.
Lesson 5 • Lighting Controls and Energy Efficiency
Introduces dimmers, occupancy sensors, timers, and smart lighting systems. Controls extend lamp life, reduce energy consumption, and enhance user comfort.
Chapter 5HideHide detailsSee detailsInterior Architecture and Building Systems
Interior Architecture and Building Systems
Lesson 1 • Mechanical, Electrical, and Plumbing Basics
Introduces HVAC, electrical, and plumbing systems as they affect interior layout. Designers must coordinate with trades to avoid conflicts and ensure comfort.
Lesson 2 • Building Codes and Permit Processes
Explains occupancy classifications, egress requirements, and permit submission steps. Code compliance is non-negotiable and protects occupant safety.
Lesson 3 • Doors, Windows, and Openings
Covers door and window types, swing clearances, and rough opening requirements. Proper specification ensures code compliance and smooth installation.
Lesson 4 • Accessibility and Universal Design Standards
Applies functional accessibility standards to circulation, fixtures, and controls. Universal design benefits all users and is required in many project types.
Lesson 5 • Structural Elements and Load-Bearing Walls
Identifies bearing walls, columns, beams, and their impact on spatial modification. Recognizing structural limits prevents costly and unsafe design errors.
Chapter 6HideHide detailsSee detailsFurniture Selection and Arrangement
Furniture Selection and Arrangement
Lesson 1 • Furniture Sizing and Scale
Applies room dimensions and human scale to furniture sizing decisions. Correctly scaled pieces prevent overcrowding and maintain visual balance.
Lesson 2 • Furniture Styles and Historical Periods
Surveys major furniture periods from traditional to contemporary and their defining features. Historical literacy enables informed mixing and matching of styles.
Lesson 3 • Construction Quality and Materials
Evaluates joinery, frame materials, cushion construction, and finish quality. Quality assessment protects client investment and ensures long-term performance.
Lesson 4 • Custom and Built-In Furniture
Covers design, specification, and coordination of custom millwork and built-ins. Built-ins maximize storage and reinforce architectural character.
Lesson 5 • Arrangement Principles and Conversation Areas
Teaches grouping strategies that promote conversation, function, and flow. Students arrange furniture to anchor spaces and define activity areas.
Chapter 7HideHide detailsSee detailsDesign Development and Documentation
Design Development and Documentation
Lesson 1 • Concept Development and Mood Boards
Guides ideation from client brief to visual concept using mood boards and concept statements. A strong concept aligns all subsequent design decisions.
Lesson 2 • Schematic Design Drawings
Produces bubble diagrams, adjacency matrices, and preliminary floor plans. Schematic drawings test spatial relationships before committing to detail.
Lesson 3 • Finish and Furniture Schedules
Organizes material, finish, and furniture specifications into coordinated schedules. Schedules streamline procurement and reduce specification errors.
Lesson 4 • Project Specifications and Procurement
Writes product specifications and manages the procurement process from order to delivery. Proper procurement prevents substitutions that compromise design intent.
Lesson 5 • Construction and Detail Drawings
Creates dimensioned plans, reflected ceiling plans, elevations, and millwork details. Accurate construction drawings prevent field errors and change orders.
Chapter 8HideHide detailsSee detailsProject Management and Client Relations
Project Management and Client Relations
Lesson 1 • Installation, Styling, and Project Closeout
Manages furniture delivery, accessory placement, and final client walkthrough. A polished closeout builds referrals and long-term client relationships.
Lesson 2 • Client Intake and Programming
Structures discovery meetings, questionnaires, and site surveys to define project requirements. Thorough programming prevents scope creep and misaligned expectations.
Lesson 3 • Scheduling and Construction Administration
Creates project timelines, coordinates trades, and manages site visits during construction. Active administration catches problems before they become costly defects.
Lesson 4 • Contracts and Fee Structures
Covers letter of agreement, scope of work, fee models, and payment schedules. Clear contracts protect both designer and client throughout the project.
Lesson 5 • Budgeting and Cost Estimation
Builds project budgets using allowances, estimates, and contingency planning. Accurate budgeting maintains client trust and project financial health.
Your valid completion certificate
This course is for you:
Aspiring designers: ready to turn a lifelong passion into a profession.
Homeowners: wanting to redesign their own spaces with professional-level confidence.
Architects: seeking to deepen their interior detailing and specification knowledge.
Real estate professionals: aiming to advise clients on high-impact interior improvements.
Freelancers: looking to formalize their decorating work into a structured design practice.
Career changers: drawn to a creative field that blends artistry with technical problem-solving.
What our students say
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