IL Barber study materials
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IL Barber study plan

IL Barber · Give each week a clear focus.

8 weeks · About 6 hours per week

Week 1

Safety, Sanitation and Infection Control & Scientific Concepts (anatomy, physiology, chemistry, skin and hair analysis)

  • Categorize sterilization, disinfection, and sanitation, and match at least 10 shop implements/tools to the level of decontamination each requires.

  • Explain the chain of infection and identify at least two break points for each link in a barbershop setting.

  • Define anatomy, physiology, and histology in your own words and give one barbering example of why each matters.

  • Label the major bones of the skull and face and state one function of each.

Your checkpoint

A one-page implement chart covering 12 tools with required decontamination level and method, plus a self-scored 25-question sanitation quiz at 80% or higher.

Week 2

Safety, Sanitation and Infection Control & Scientific Concepts (anatomy, physiology, chemistry, skin and hair analysis)

  • Sequence the steps of hand washing, implement disinfection, and response to a blood or body-fluid exposure.

  • Differentiate bacteria, viruses, fungi, and parasites and name one barbering-relevant example of each.

  • Describe the layers of the skin and the three growth phases of hair in writing.

  • Compare side bonds (disulfide, salt, hydrogen) by strength and by which services break them.

Your checkpoint

A written exposure-control procedure checklist of at least 10 ordered steps, self-graded against your state ruleset, plus a 30-question quiz scored at 80% or higher.

Week 3

Chemical Services (relaxing, permanent waving, coloring and lightening)

  • Explain the chemical action of thio relaxers versus hydroxide relaxers and how neutralizing re-forms bonds.

  • Sequence a virgin relaxer service from patch test and scalp analysis through application, processing, smoothing, neutralizing, and post-service conditioning.

  • Differentiate perm wrapping patterns and rod sizes, and predict the curl result each produces.

  • List at least five contraindications and five signs of scalp or hair damage that stop a chemical service.

Your checkpoint

A from-memory flowchart of a complete relaxer service with processing times, safety checks, and abort criteria, scored at 85% or higher against a 20-point rubric.

Week 4

Chemical Services (relaxing, permanent waving, coloring and lightening)

  • Apply the law of color to mix primary and secondary colors and neutralize unwanted tones.

  • Calculate color and lightener formulas, converting developer volumes into lift and mixing ratios.

  • Differentiate temporary, semi-permanent, demi-permanent, and permanent color by action and molecule size.

  • Sequence patch test and strand test procedures and interpret their results.

Your checkpoint

Ten timed formula calculations at 90% accuracy plus a written patch/strand test decision tree covering proceed, adjust, and stop outcomes.

Week 5

Hair Care, Shampooing, Haircutting and Styling

  • Identify hair types and textures and select matching shampoo, conditioner, and styling products for each.

  • Name the basic sectioning patterns and cutting lines, and state the tool used for each.

  • Differentiate the elevation and distribution used for one-length, graduated, and layered cuts.

  • Explain draping, shampooing, scalp massage manipulations, and blow-dry and thermal styling fundamentals.

Your checkpoint

A narrated or written walkthrough of three cuts (one-length, graduated, layered) naming sectioning, elevation, distribution, and tool for each, checked against a 15-item rubric.

Week 6

Shaving, Facial Hair Services and Shop/Client Practices

  • Sequence a complete shaving service from client consultation and skin preparation through lather, strokes, and post-service care.

  • Differentiate shaving with the grain from shaving against the grain by skin sensitivity and hair growth direction.

  • Describe beard and mustache design outlines and the tools used to create them.

  • Outline shop and client practices including consultation, recordkeeping, and professional conduct.

Your checkpoint

A from-memory numbered shaving procedure of at least 12 steps containing every safety and sanitation checkpoint, plus a one-page draft client consultation form.

Week 7

Safety, Sanitation and Infection Control & Chemical Services (relaxing, permanent waving, coloring and lightening)

  • Rank your five weakest subareas from weeks 1-6 and re-drill each with targeted questions.

  • Recalculate color and relaxer formulas under timed conditions without references.

  • Re-match 20 implements to decontamination levels with zero errors.

  • Re-explain bond chemistry and the neutralization step for both relaxers and permanent waves.

Your checkpoint

An error log of at least 40 missed items sorted by domain, each with the corrected answer and a one-sentence rule you will follow.

Week 8

Safety, Sanitation and Infection Control & Scientific Concepts (anatomy, physiology, chemistry, skin and hair analysis) & Hair Care, Shampooing, Haircutting and Styling & Chemical Services (relaxing, permanent waving, coloring and lightening) & Shaving, Facial Hair Services and Shop/Client Practices

  • Complete two full-length timed simulated exams covering all five domains.

  • Review every missed item and convert it into a flashcard or a written rule.

  • Recite the critical safety stops for chemical services and exposure incidents without notes.

  • Confirm test-day logistics and materials.

Your checkpoint

Two practice exams scored at 85% or higher with a final consolidated review sheet of no more than two pages.

Milestones

Week 2: Score 80% or higher on a 55-question mixed quiz over Domains 1 and 2, with every missed item logged and re-answered correctly.

Week 4: Score 80% or higher on a timed 60-question exam covering Domains 1, 2, and 4, and produce at least 10 correct formula calculations in a row.

Week 6: Deliver all six weekly deliverables complete and scored; any deliverable under its target is redone before week 7 begins.

Week 8: Two full-length practice exams at 85% or higher, with a final error log showing no repeated mistakes in Domains 1 and 4.