Ellen Johnston McHenry

The Elements; Ingredients of the Universe Ellen Johnston McHenry 4th edition

An introduction to chemistry for ages 8 to 13. This is a full curriculum and includes both a student text and a teacher's section with additions games, crafts, songs, skits and experiments. The writing style is easy to understand and often includes whimsical humor. The activities are high-content. The topics covered include the structure of atoms, how atoms bond (covalent, ionic, metallic), electron orbitals and shells, the octect rule, the history of the Periodic Table, and a look at each group on the Periodic Table. After using this curriculum, the student is ready to tackle high school chemistry without fear.