Handout
Purple Math

Purplemath: Number Bases: Introduction & Binary Numbers

For Students 9th - 10th
The process of converting between different number bases is actually fairly simple, but the thinking behind it can seem a bit confusing at first. And while the topic of different bases may seem somewhat pointless to you, the rise of...
Graphic
US Environmental Protection Agency

Epa: Ecological Regions of North America

For Students 9th - 10th
A helpful map of North America which color codes its 15 ecological regions. Click on the different regions for a brief description of the area.
Handout
Science Struck

Science Struck: Metalloids in the Periodic Table

For Students 9th - 10th
Discusses the history and organization of the periodic table, where the metalloids fit in, and their properties. Includes color-coded periodic table of elements.
Article
University of Washington

University of Washington: Knights of Labor History and Geography 1869 1899

For Students 9th - 10th
Overview of the Knights of Labor with maps showing the expansion of the Knights by color-coded time period, the number of local assemblies in each LA county, and more.
Website
Other

Thurston High School: The Tundra Climate

For Students 9th - 10th
Site discusses and analyzes the daily weather in the tundra. Provides a map of the world that is color-coded to show the different biomes and systems of the world.

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