Online Resources for Previous Semesters

On this page you can find weekly resources for several courses curated by our master tutors from previous semesters. If you need online learning study strategies, click here.
Resources for courses covered by master tutors in previous semesters will be posted on this page. For weekly resources of courses currently covered by master tutors, click here.

Click the department below to jump to resources:

Business Computer Science Mathematics Science



Accounting 2303

Resource - Week 3: Cash vs Accrual Accounting

Resource - Week 4: Closing Entries and Accounting Ratios

Resource - Week 5: Journal Entry Mechanics

Resource - Week 6: Fraud

Resource - Week 7: Bank Reconciliations

Resource - Week 8: Uncollectable Accounts

Resource - Week 9: Accounting for Inventory

Resource - Week 10: Capitalization vs. Expensing

Resource - Week 11: Bonds

Resource - Week 12: Current and Long-term Liabilities

Resource - Week 13: Corporate Structure and Equity

Resource - Week 14: Statement of Cash Flows

Computer Science

Introduction to Programming 1 (CSI 1401)

Resource - Week 3: String, List, Set, Dictionary

Resource - Week 4: Conditional Branch, Equality & Boolean Operators

Resource - Week 5: Order of Evaluation, Code Blocks, Conditional Expression

Resource - Week 6: While Loops

Resource - Week 7: For Loops, Range Function, Break, Continue, Loop-else

Resource - Week 8: Function Basics

Resource - Week 9: Function Stubs, Function Objects, Common Function Pitfalls

Resource - Week 10: Variable Scope, Namespaces, Function Arguments

Resource - Week 11: String Slicing, Advanced String Formatting, String Methods

Resource - Week 12: List Operations, List Methods, List Slicing

Resource - Week 13: Dictionary Operations, Dictionary Methods, Dictionary Iterating

Resource - Week 14: Final Review

Introduction to Computer Science I (CSI 1430)

Resource - Week 3: I/O, Variables, Types, Arithmetic, Operators, Branching

Resource - Week 4: Branching, Boolean Values, Logic

Resource - Week 5: Variable Scope, Loops

Resource - Week 6: Arrays, Vectors, STL, Standard template vectors

Resource - Week 7: Arrays, Cectors, STL, Functions, Header file, Source file

Resource - Week 8: Functions, Header file, Source file, Vectors, STL vector

Resource - Week 9: Objects, Header file, Source file, Classes, Structs

Resource - Week 10: Objects, Header file, Source file, Classes, Structs

Resource - Week 11: Objects, Classes, Class functions, Streams

Resource - Week 12: Searching, Sorting, Bubblesort, Binary search

Resource - Week 13: Searching, objects, STL containers

Resource - Week 14: Pointers, Indirection, References

Resource - Week 15: End of semester review


French I (FRE 1301)

Resource - Week 3: Manners/Greetings, Countries, Nationalities, Definitive Articles

Resource - Week 4: Colors, Clothing, Verb “avoir”, Verb “être”

Resource - Week 5: Preposition, “à”, “de”

Resource - Week 6: Seasons, Family members

Resource - Week 7: Faire, Aller, Être, Avoir

Resource - Week 8: Verb “prendre”, Verb “boire”

Resource - Week 9: Vouloir, Pouvoir, Devoir

Resource - Week 10: Seasons, The verb “aller”

Resource - Week 11: Vouloir, Pouvoir, Devoir

Resource - Week 12: Faire”, Preposition “à”, Preposition “de”

Resource - Week 13: Les verbes “-ir”, Les mots interrogatifs, La famille

Resource - Week 14: Les prépositions de lieu, “ne...pas”, Les mots interrogatifs

Resource - Week 15: End of semester review

Spanish II (SPA 1302)

Resource - Week 3: Estar vs. Ser, Verb Phrase Meaning Changes, Preterite, -CAR, -GAR, -ZAR Endings

Resource - Week 4: Equal Comparatives, Unequal Comparatives, Superlatives, Absolute Superlatives

Resource - Week 5: La Comida, Irregular verbs (Preterite Tense), Meaning changes (Preterite Tense)

Resource - Week 6: Resource not available for Week 6. Please refer to last week’s resource for further guidance.

Resource - Week 7: Imperfect Tense, Utilization, Conjugation, Irregular verbs

Resource - Week 8: Question words, Contractions “Con”, Irregular “u” verbs

Resource - Week 9: Irregular “i” stem changing verbs, Passive “se”, Impersonal “se”, Adverbs

Resource - Week 10: Por vs Para, Familiar commands, Reciprocal reflexives

Resource - Week 11: Relative pronouns, Que, Quien, Formal commands, Stressed possessive adjectives

Resource - Week 12: Present Subjunctive, Verbs of Wishes, Verbs of Emotion

Resource - Week 13: "WEIRDO", Subjunctive with Verbs of Interpersonal Expressions, Subjunctive with Verbs of Recommendation

Resource - Week 14: Irregular Verbs Subjunctive, Subjunctive with Doubt, Subjunctive with “Ojalá”

Resource - Week 15: End of semester review


Pre-calculus (MTH 1320)

Resource - Week 3: Composition of Functions, Transformation of Functions, Inverse Functions, Linear Functions

Resource - Week 4: Linear Functions, Graphs of Linear Functions, Modeling with Linear Functions, Quadratic Functions

Resource - Week 5: Quadratic Functions, Power Functions, Polynomial Functions

Resource - Week 6: Graphs of Polynomial Functions, Factoring, Intermediate Value Theorem, Dividing Polynomials

Resource - Week 7: Rational Functions, Asymptotes

Resource - Week 8: Exponential Functions and Their Graphs

Resource - Week 9: Logarithmic Functions and Their Graphs

Resource - Week 10: Logarithmic Properties, Exponential and Logarithmic Equations

Resource - Week 11: Angles, Unit Circle, Sine and Cosine Functions

Resource - Week 12: Trigonometric Functions, Right Triangle Trigonometry

Resource - Week 13: Graphs of Trigonometric Functions

Resource - Week 14: Inverse Trig Functions, Sum & Difference Identities, Double-Angle, Half-Angle, & Reduction Formulas, Summary of Functions

Calculus I (MTH 1321)

Resource - Week 3: Limits, Continuity, Discontinuity, IVT, Derivatives

Resource - Week 4: Limits, Derivatives, Product Rule, Quotient Rule

Resource - Week 5: Velocity, Acceleration, Higher order derivatives, Derivatives of trig functions

Resource - Week 6: Chain rule, Implicit differentiation, Derivatives of logarithmic functions, Derivatives of exponential functions, Derivatives of hyperbolic trig functions

Resource - Week 7: Related rates

Resource - Week 8: Linear approximation, Critical points, Mean value theorem, Monotonicity, 1st derivative test

Resource - Week 9: Critical points, 2nd Derivative test

Resource - Week 10: Graph sketching, Optimization

Resource - Week 11: Riemann sums, Definite integrals, Indefinite integrals

Resource - Week 12: Riemann Sums, Definite Integrals, Indefinite Integrals

Resource - Week 13: Fundamental Theorem of Calculus (2nd part), Distance, Displacement, U-substitution

Resource - Week 14: Fundamental theorem, Distance, Displacement, U-substitution, Inverse trig integration

Resource - Week 15: End of semester review

Calculus II (MTH 1322)

Resource - Week 3: Indefinite Integral, Trigonometric Identities, Integration by Parts

Resource - Week 4: Volumes of Revolution, Partial Fraction Decomposition, Area Between Two Curves

Resource - Week 5: Method of partial fractions, Polynomial long division, L’Hopital’s rule

Resource - Week 6: Improper integrals, Area between two curves

Resource - Week 7: Improper Integrals, Comparison test, Probability using integrals

Resource - Week 8: Arc length, Surface area, Differential equations

Resource - Week 9: Shell method, Hooke’s Law, Work and Energy

Resource - Week 10: Logistics equations, Sequences

Resource - Week 11: Geometric Series / Integral test / Limit test

Resource - Week 12: Limit and Direct comparison test, Alternating series, Absolute and Conditional convergence

Resource - Week 13: Ratio Test, Root Test

Resource - Week 14: Power series, Taylor series

Resource - Week 15: End of semester review

Linear Algebra (MTH 2311)

Resource - Week 1: Systems of Linear Equations, Row Reductions and Echelon Forms, Vector and Matrix Equations

Resource - Week 2: Vector and Matrix Equations (Continued), Span and Linear Independence, Matrices as Linear Transformations

Resource - Week 3: Matrices as Linear Transformations (Continued), Matrix Operations and Properties

Resource - Week 4: Matrix Operations and Properties (Continued), Matrix Forms and Factorizations

Resource - Week 5: Matrix Applications, Vector Spaces and Subspaces

Resource - Week 6: Determinants and Determinant Applications

Resource - Week 7: Definitions and Applications of Subspaces, The Four Fundamental Subspaces

Resource - Week 8: The Four Fundamental Subspaces (Continued), Linearly Independent Sets and Bases

Resource - Week 9: The Four Fundamental Subspaces (Continued), Eigenvalues and Eigenvectors

Resource - Week 10: Eigenvalues and Eigenvectors (Continued), Characteristic Equations

Resource - Week 11: Diagonalization

Resource - Week 12: Orthogonality and Projections, Orthogonal Subspaces


Biology I (BIO 1305) (ICB Textbook)

Resource - Week 3: Cells, Biological Information, Heritable Material, DNA and Proteins

Resource - Week 4: Central Dogma, Transcription, Gene Induction, Translation

Resource - Week 5: Genetics, Probability Rules, Addition/Multiplication, Random

Resource - Week 6: Probability Rules, Addition/Multiplication, Eukaryotes, Mitosis

Resource - Week 7: Meiosis, Haploid Cells, Evolution, Natural Selection, Stanley-Miller

Resource - Week 8: Genetic Diseases, DNA Replication, DNA Polymerase, Primers, Poly dAs

Resource - Week 9: Nucleus, Endosymbiont Theory, Chromosomes, Chromatin, Semiautonomous Organelles

Resource - Week 10: Multicellular Organisms, Bell Experiments, Structure and Function, Signal Transduction, Epinephrine

Resource - Week 11: Energy, Energy carriers, ATP, Metabolism, ß-oxidation

Resource - Week 12: Photosynthesis, Chloroplasts, Chlorophyll, Carbon Fixation, Paraquat

Resource - Week 13: Emergent Properties, Hemoglobin, Myoglobin, Lysogenic/Lytic, Lambda Phage

Resource - Week 14: Single-cell Communication, Quorum Sensing, Luciferase, Microbiome

Biology I (BIO 1305/1405)

Resource - Week 3: Electronegativity, Electron Shells, Polarity, Hydrogen Bonding

Resource - Week 4: Monomers, Polymers, Macromolecules, Organelles

Resource - Week 5: Simple diffusion, Facilitated diffusion, Active transport, Endergonic, Exergonic

Resource - Week 6: Glycolysis, Oxidation, Reduction, Electron transport chain, Metabolism

Resource - Week 7: Light reactions, Calvin cycle, Linear electron flow

Resource - Week 8: Light dependent reactions, Carbon fixation, Electron excitement, Redox reactions

Resource - Week 9: Cell cycle, Binary fission, Mitosis, Meiosis

Resource - Week 10: Mendelian genetics, Independent assortment, Probability laws

Resource - Week 11: Pedigrees, Sex-Linked genes, Linked genes, Chromosome alterations

Resource - Week 12: Leading strand, Lagging strand, Replication bubble, DNA polymerase, Complementary

Resource - Week 13: Transcription, Translation, RNA Processing, Mutations

Resource - Week 14: Protein folding, Post-translational modifications, Signal recognition, Translation, EPA sites

Resource - Week 15: End of semester review

Biology II (BIO 1306/1406) (Campbell Textbook)

Resource - Week 3: Evolution, Natural Selection, Speciation, Phylogeny, Body Plans and Germ Layers

Resource - Week 4: Kidney, Nephron, Heart, Circulatory System, Tissues, Osmoregulation

Resource - Week 5: Nervous system, Neurons, Ecology, Populations, Potentials

Resource - Week 6: Prokaryote, Interspecific interactions, Seed, Meristem, Gymnosperm, Angiosperm, Sporophyte, Ecology

Resource - Week 7: Protists, Endosymbiosis, Nitrogen cycle, Resource acquisition, Sustainability, Conservation biology

Resource - Week 8: Angiosperm life cycle, Seeds, Fruit, Evolution, Natural selection

Resource - Week 9: Reproductive isolation, Protocell, Phylogenies, Moss life cycle, Seed, Gymnosperm, Angiosperm, Double fertilization

Resource - Week 10: Embryonic development, Deuterostome, Invertebrates, Roots, Vascular tissue

Resource - Week 11: Vertebrates, Xylem, Phloem, Animal tissues, Apical meristem

Resource - Week 12: Nervous system, Neurons, Ecology, Populations, Potentials, Animal nutrition, Digestion, Feeding

Resource - Week 13: Immune System, Immunity, Gas Exchange, Body Plans, Heart, Community Ecology, Interspecific Interactions

Resource - Week 14: Reproduction, Osmoregulation, Excretion, Nephron, Succession, Ecosystems

Resource - Week 15: End of semester review

Physics I (PHY 1408/1420)

Resource - Week 3: Projectile Motion, Forces, Newton’s Laws

Resource - Week 4: Uniform Circular Motion, Centripetal Force, Universal Law of Gravitation, Satellites

Resource - Week 5: Kinetic Energy, Potential Energy, Work, Conservation of Energy

Resource - Week 6: Momentum, Impulse, Conservation of Momentum, Collisions

Resource - Week 7: Rotational Motion, Angular Kinematics, Torque, Angular Momentum

Resource - Week 8: Static Equilibrium, Stress, Strain

Resource - Week 9: Fluids, Pascal’s Principle, Buoyancy, Bernoulli’s Equation

Resource - Week 10: Simple Harmonic Motion, Wave Motion, Pendulums, Energy in Simple Harmonic Motion

Resource - Week 11: Sound, Standing Waves in Strings and Tubes, Doppler Effect

Resource - Week 12: Temperature, Thermal expansion, Ideal gas law, Kinetic theory

Resource - Week 13: Heat, Thermal Expansion, Specific Heat, Latent Heat

Resource - Week 14: This resource corresponds to a general review of the most important physics I concepts from the semester. For more detailed information about a specific concept, please refer to the appropriate resource.

Anatomy & Physiology II (BIO 2402)

Resource - Week 3: Lipid-soluble, Water-soluble, Second-messenger System, Digestive Phase, Interdigestive Phase

Resource - Week 4: Intrinsic & Extrinsic Pathway, Cell Differentiation, Plasma Proteins, Relative Abundance

Resource - Week 5: Action potential, Graded potential, Resting membrane potential, Concentration gradient, Electrical gradient

Resource - Week 6: Cardiac conduction fibers, Cardiac contractile cells, Pacemaker cells, Cardiac cycle, Cardiac conduction system

Resource - Week 7: Chronotropic, Inotropic, Stroke volume, EDV, Preload, Contractility, Afterload

Resource - Week 8: Vasoconstrictor, Vasodilator, Elastic artery, Fenestrated capillary, Vasomotor center

Resource - Week 9: Antibody, Complement, Lymph node, T cell activation, B cell activation

Resource - Week 10: Upper respiratory tract, Lower respiratory tract, Dalton’s law, Charles law, Bohr fffect, Haldane effect

Resource - Week 11: Stomach phases, Bile pathway, Pancreatic Enzymes, Brush border enzymes, Hormones

Resource - Week 12: Nephron, Medulla, Glomerulus, Blood pressure, Blood pH

Resource - Week 13: Androgen-binding protein, testosterone, spermatogonium, primary spermatocyte, secondary spermatocyte

Resource - Week 14: Female reproductive tract, Labia majora, Labia minora, Clitoris, Greater Vestibular/Bartholin’s glands

Resource - Week 15: End of semester review