# Media Center

###### STEM Lessons

## Pre-Algebra

Factors & Multiples

Multiples & LCM

Factors & GCF

Fractions Defined

Comparing Fractions

Simplifying Fractions & Equivalent Fractions

Fraction Arithmetic

Real Numbers

Decimals

Converting Decimals into Fractions

Decimal Addition & Subtraction

Decimal Multiplication

Decimal Division

Ratios

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###### STEM Lessons

## Geometry

Geometry Basics

Angles

Triangles & Quadrilaterals

Polygons

Perimeter & Area

Area & Perimeter of a Composite Rectangle

Interior & Exterior Angles of Polygons

Circumference & Area of Circles

Volume & Surface Area

Volume of Prisms & Pyramids

Volume of Cones & Cylinders

Naming, Classifying, & Measuring Angles

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