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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.

Available Free Tutorials


Biology 101: Introduction to Biology

Secondary School Level 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: Basic Units of Life

Secondary School Level 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 201: The Chemistry of Life

University Level 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: Biological Macromolecules

University Level 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 203: Introducing the Cell

University Level 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: Introduction to Matter

University Level 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 and Stoichiometry

University Level 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 of Atoms

University Level 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: Introducing Numbers

Secondary School Level 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.

12 Lessons2 hours1 week

Physics 101: Introducing Motion

University Level 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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