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- Grade Range
- 6th - 12th
- Rating

Students create models of ionic and covalent electronic bonds to demonstrate their understanding of these chemistry concepts. They explain how both ionic bonds and covalent bonds work so that younger students can understand. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students experiment with solubility and bonding. Full Review »
- Grade Range
- 7th
- Rating

Students explore the history and basic principles of chemistry. They conduct experiments and observe demonstrations on ionic and covalent bonding, oxidation, reduction reactions, and acid/base identification. Full Review »
- Grade Range
- 7th
- Rating

Students list substances and discuss their composition. They draw atomic structures of elements from the periodic table and watch phase changes of matter in lab procedures. Full Review »
- Grade Range
- 8th
- Rating

Students examine the concept of chemical bonds while differentiating between atoms and ions. They describe how covalent and ionic bonds form, and examine energy levels and the stability of elements. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students work together to observe the bond lengths of single, double and triple bonds. They make their own predictions about the strength of the bonds and chemical reactions. They answer discussion questions to complete the lesson. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students draw Lewis structures of common covalent compounds using a Chem 3D computer program. They predict the shapes of the molecules, complete a data table, and formulate rules for predicting shapes of molecules. Full Review »
- Grade Range
- 9th - 11th
- Rating

Students work in groups to define and identify examples of compounds, chemical bonds and chemical formulas. They participate in class discussion, take a short quiz and partner with each other in peer evaluation. Students also complete a related homework assignment. Full Review »
- Grade Range
- 7th - 12th
- Rating

Students explore what causes differences in density. They observe an models depecting atoms, compounds, and molecules. Students determine if there is air in between atomic bonds. They study the structure and spacing of molecular bonds. Full Review »
- Grade Range
- 11th - 12th
- Rating

Students develop an understanding of covalent and intermolecular forces. They are also introduced to ionic bonds, bond length, bond energy, dipole moment, geometry, and Lewis Dot Structure. Students prepare a lecture about bonding geometry for other students when covering bonds. Full Review »

