Pay in 4 interest-free payments of $3.99 Learn more
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
shipping cost by standard mail or media mail
This diagram illustrates and defines an atom and its significant parts
There is a thorough coverage of seed germination
plus updated classification information
There are 84 image cards that children can place on the timelines
Discovering the Periodic Table - print-it-yourself file geologic timeline shipping cost by standard mailWouldn't it be great if children could actively discover why the periodic table looks like it does? They can find out lots about the layout of this ionic chart with the "Discovering the Periodic Table" learning material. It is newly updated with the names and symbols of all 118 chemical elements. Each element has a card that shows its name, symbol, and atomic number on the front. On the back, there is a listing of its physical properties, chemical