School librarians can improve their practice by expanding their interactions to peers from different countries and cultures. This issue explores how school librarians can increase their global competence. Articles address cultural intelligence, international school library guidelines, school library research from around the world, and more.

Acting as an overview from the General Chemistry Virtual Textbook, this site explores acids and bases and various topics connected to them, including electron pairs, proton donors, proton acceptors, acid-base reactions, and more.

Acting as an overview from the General Chemistry Virtual Textbook, this site explores a range of topics related to chemical equilibrium including chemical change, the LeChatelier principle, the equilibrium quotient, and more.

Acting as an overview from the General Chemistry Virtual Textbook, this site explores chemical bonding in relation to metals and semiconductors. Topics covered include molecular orbitals in metals, band structure in metals, and more.

As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to the Earth. This page looks at the Earth and its lithosphere, the chemical composition of the Earth, the structure of the Earth, and more.

Acting as part of an overview on quantum theory, this section of the site deals with questions related to electrons, such as "If the electron cannot be localized, can it be moving?" and "Why does the electron not fall into the nucleus?"

Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site seeks to answer the question, "Why doesn't the electron fall into the nucleus?"

As part of the "Basic Atomics" section of the Virtual Textbook, this site examines basic chemical nomenclature and covers a variety of subjects related to chemical substances. Other topic covered include naming the elements, binary molecules,

As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to the elements. Topics covered in the discussion include Primordial Chemistry, Stellar nucleosynthesis, Hydrogen burning, and more.

Acting as an overview from the General Chemistry Virtual Textbook, this site seeks to answer the question, what is a reversible reaction? Acting as part of a larger informative site on equilibrium, various topics are addressed including the mechanism of the reaction, thermodynamics, chemical change, and more.

As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to Earth's atmosphere. Topics covered in the overview include structure of the atmosphere, composition of the atmosphere, energy balance of the atmosphere and earth, and more.

With an overview of topics related to chemical energetics, this site provides a foundation to a study of thermodynamics and its relation to energy, heat, and work.

Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses Niels Bohr and his work with the atom. Topics covered in the discussion include the atom before Bohr, Bohr's orbital model, how Bohr's theory explains the hydrogen spectrum, and more.

As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to the Earth, and specifically the Earth's crust. Other topics covered include chemistry of the crust, composition of rock, distribution of elements, and more.

As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to the hydrosphere and the oceans. Topics covered include where the water came from, the hydrologic cycle, Oceanic circulation, atmospheric circulation, surface currents of the oceans, and more.

Acting as an overview from the General Chemistry Virtual Textbook, this site explores topics related to the various types of acids and bases. The topics covered include binary hydrogen compounds, hydroxy compounds, oxygen compounds, and more.

As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to entropy. Other topics covered include how thermal energy is stored in molecules, quantum states, microstates and energy spreading, and more.

Covering a range of eight topics related to chemistry, this resource provides a wealth of information complete with pictures, charts, graphs, and examples. Includes information on elements, compounds, atoms, molecules, structures, formulas, and more.

With an overview of topics related to chemical energetics, this site provides a foundation to a study of thermodynamics and its relation to entropy. Information on the topic ranges from reversible and irreversible changes to standard entropies of substances.