ScienceWorks for KidsSimple Chemistry presents information and investigations on these six concepts:
* Objects can be described by the properties of the materials from which they are made
* Substances can exist in different states—solid, liquid, or gas
* Substances have characteristic properties
* Mixtures can sometimes be separated into the original substances using characteristic properties
* Elements are organized in the periodic table
* When substances react chemically, they can form new substances
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