These are the core ideas we cover on CHEM4KIDS.

Matter

Overview | States | Phase Changes I | Phase Changes II
Chemical-Physical | Solids | Liquids | Evaporation | Gases
Plasmas | BE Condensate | Mixtures I | Mixtures II
Solutions I | Solutions II | Mixture Examples

Atoms

Overview | Structure | Orbitals | Ions | Electrons
Isotopes | Neutrons | Bonding
Compounds | Compound Names | Advanced Ideas

Biochemistry

Overview | Metabolism | Cycles | Carbohydrates | Lipids
Nucleic Acids | DNA | Amino Acid Structure | 20 Amino Acids
Proteins | Enzymes | Enzyme Regulation
Organic Chemistry | Environmental Chemistry

Reactions

Overview | Rates | Measuring Reactions | Stoichiometry
Thermodynamics | Equilibrium I | Equilibrium II
Catalysts and Inhibitors | Acids and Bases I | Acids and Bases II

Periodic Table

Overview | Periodic Table Structure | Element List | Families
Halogens | Noble Gases | Metals | Alkali Metals | Alkaline Earth
Transition Metals | Lanthanide Series | Actinide Series

Elements (1-18)

Hydrogen | Helium | Lithium | Beryllium | Boron
Carbon | Nitrogen | Oxygen | Fluorine | Neon
Sodium | Magnesium | Aluminum | Silicon
Phosphorus | Sulfur | Chlorine | Argon

Elements (19-36)

Potassium | Calcium | Scandium | Titanium | Vanadium
Chromium | Manganese | Iron | Cobalt | Nickel
Copper | Zinc | Gallium | Germanium | Arsenic
Selenium | Bromine | Krypton


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Biology Topics

Cell Structure | Cell Function | Microorganisms | Plants
Invertebrates | Vertebrates | Animal Systems
Scientific Studies and Scientific Method

Earth Science Topics

Earth Energy | Earth Structure | Atmosphere | Hydrosphere
Biosphere | Climates | Biogeochemical (BGC) Cycles

Physics Topics

Motion | Thermodynamics | Electromagnetism
Light | Optics | Modern Physics

Astronomy Topics

The Universe | Galaxies | Stars | Systems
Solar System I | Solar System II | Exploration

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Related Links
Chem4Kids: Matter
Chem4Kids: Atoms
Chem4Kids: Elements
Chem4Kids: Periodic Table
Chem4Kids: Reactions
Chem4Kids: Biochemistry

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