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Study Science Subjects Online For Free

Choose from these few free tutorials designed to help you explore and enjoy the subjects of Physics, Chemistry and Biology. Learn at your own pace and expand your horizon.

"Never forget! If you are patient and persistent enough, you can learn and master anything."

Available Free Tutorials

biology-101-life-sciences

Biology 101: Introduction to Biology

Subject Area: Biology

Topics explored include what life sciences is, how to draw biological diagrams, molecules for life, water's importance for life, vitamins and minerals.

27 Lessons4 hours2 weeks
biology-102-cell-life

Biology 102: Basic Units of Life

Subject Area: Biology

Topics explored include cells as the basic units of life, molecular makeup of cells, cell structure and function, cell organelles, cell division, the cell cycle, mitosis and cancer.

29 Lessons4 hours2 weeks
biology-103-tissues

Biology 103: Plant and Animal Tissues

Subject Area: Biology

Topics explored include what tissues and organs are, plant tissues, animal tissues, applications of indigenous knowledge and biotechnology and the leaf as an organ.

27 Lessons3 hours2 weeks
biology-001

Biology 201: The Chemistry of Life

Subject Area: Biology

Topics explored include what life is, an introduction to the chemical foundation of life, atoms, isotopes, ions, molecules, water, carbon and the roles they play in life.

43 Lessons6 hours3 weeks
biology-202-macromolecules

Biology 202: Biological Macromolecules

Subject Area: Biology

Topics explored include synthesis of biological macromolecules, carbohydrates, lipids, proteins and nucleic acids, and the molecular structures of these macromolecules.

23 Lessons4 hours2 weeks
biology-102-cell

Biology 203: Cell Structure and Metabolism

Subject Area: Biology

Topics explored include what the cell is, structure of prokaryotic and eukaryotic cells, structure and function of plasma membranes and cell metabolism.

66 Lessons9 hours4 weeks
chemistry-101-atom

Chemistry 101: Introducing the Atom

Subject Area: Chemistry

Topics explored include laboratory skills, the atom, atomic models, atomic mass and diameter, structure of the atom, isotopes, electronic configurations and compounds.

30 Lessons3 hours2 weeks
chemistry-101-matter

Chemistry 201: Introduction to Matter

Subject Area: Chemistry

Topics explored include what matter is, elements, atoms, ions, isotopes, compounds, composition of substances and solutions, atomic mass, moles and molarity.

67 Lessons10 hours4 weeks
chemistry-102-chemical-reactions_compressed

Chemistry 202: Reactions and Stoichiometry

Subject Area: Chemistry

Topics explored include writing chemical equations, classifying chemical reactions, reaction stoichiometry, reaction yields and quantitative chemical analysis.

28 Lessons4 hours2 weeks
chemistry-201-electronic-structure_compressed

Chemistry 203: Electronic Structure of Atoms

Subject Area: Chemistry

Topics explored include electromagnetic energy, the Bohr model, quantum theory, electronic structure of atoms and periodic variations in element properties.

11 Lessons2 hours1 week
mathematics-101

Mathematics 101: Introducing Numbers

Subject Area: Mathematics

Topics include a brief history of numbers and the study of mathematics, what whole numbers are as well as how to carry out arithmetic operations on whole numbers.

34 Lessons5 hours2 weeks
physics-101-vectors

Physics 101: Vectors and Scalars

Subject Area: Physics

Topics explored include mathematical skills for science, physical quantities and units, scientific method, scalars and vectors as well as vectors in two dimensions.

52 Lessons7 hours3 weeks
physics-101-motion_compressed

Physics 201: Introducing Motion

Subject Area: Physics

Topics explored include the nature of science and physics, physical quantities, time, velocity, speed and acceleration, one-dimensional and two-dimensional kinematics.

56 Lessons8 hours3 weeks

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