"KELLER BROS. & MILLER, INC."

Developed by Teacher James Ross, the Core-Valence-Radius Periodic Table is a new type of periodic table designed to make learning chemistry a more intuitive process. Each element is represented by a nucleus (core), a valence shell, and an electronegativity value.

Large Photomicrographs of Chromosomes

Picture the water cycle.

This updated chart can be used with dry erase markers for plotting weather from key cities in the North American continent.

Exhibit Evolution of Rock Formations and Its Effect

Learn the Cycles of the Atmosphere’s Most Abundant Gas

Visual Examples of Erosional Processes

Picture the water cycle.

Details The Three Types of Metamorphosis

Ward's Laboratory safety poster set establishes rules in the lab.

Classification Of Living Things In A Simplified Presentation

Reference Poster Ideal for Quick Conversions