Classroom Clips

AP Chemistry - Ms. Michaels (Summer Assignments)



Atomic Structure - Part I

Atomic Structure - Part II

Molecules and Ions

Writing Ionic Compound Formulas

Naming Ionic Compounds

Naming Binary Molecular Coumpounds

Moles and Formula Mass

Calculating Formula Mass

Empirical & Molecular Formula

Part 1 - Empirical Formula Determination

Part 2 - Finding Molecular Formula

Mass Spectrometry


Math 7 Common Core - Mr. Wychock & Mrs. Sierdzinski

Lesson 1 - Computing Unit Rate

Lesson 1B - Rates as Fractions

Lesson 1C - Rates and Complex Fractions

Lesson 1D - Rates and Complex Fractions (Word Problem)

Lesson 2 - Identifying Proportional Relationships

Lesson 2B - Identifying Proportional Relationships (Part Two)

Lesson 9 - Changing Rational numbers to Decimals

Lesson 10 - Solving Complex Fractions

Lesson 11 - Solving Rational Numbers

Lesson 12 - Writing Equivalent Equations

Lesson 12B - Properties

Lesson 12C - Combining Like Terms

Lesson 12D - Writing an Expression from a Word Problem

Lesson 13A - Factoring and Expanding Linear Equations & Expressions

Lesson 13B - Using the Distributrive Property for Expanding

Lesson 13C - Factoring an Expression

Lesson 13C - Factoring an Expression (Example 2)

Lesson 31 - Probabilities of Simple Events

Math 8 Common Core - Mrs. Domanski

Lesson 1A-Rational and Irrational Numbers

Lesson 1B-Rational and Irrational Numbers

Lesson 2-Estimating the Value of Irrational Expressions

Lesson 3-Applying Properties of Exponents

Lesson 3B-Applying Properties of Exponents

Lesson 5-Scientific Notation

Lesson 6-Using Scientific Notation

Lesson 7-Representing and Intepreting Proportional Relationships

Lesson 8-Relating Slope and Y-intercept to Linear Equations

Lesson 9A-Solving Linear Equations in One Variable

Lesson 9B-Solving Linear Equations in One Variable

Lesson 10A-Solving Systems of Two Linear Equations Graphically (Convert an equation into slope intercept form and graph)

Lesson 10B-Solving Systems of Two Linear Equations Graphically (Find the solution to a system of linear equations by graphing them)

Lesson 11- Solving Systems of Two Linear Equations Algebraically (Substitution Method)

Lesson 11B- Solving Systems of Two Linear Equations Algebraically (Elimination Method)

Lesson 11C- Solving Systems of Two Linear Equations Algebraically (Identify a system of equations that has no, one, or infinite solutions)

Lesson 12-Using Systems of Equations

Lesson 24-Explaining the Pythagorean Theorem

Lesson 25-Applying the Pythagorean Theorem

Lesson 26-Pythagorean Theorem Coordinate Plane

Lesson 28A-Constructing and Interpreting Scatterplots

Lesson 28B-Constructiing and Interpreting Scatterplots

Lesson 29-Modeling Relationships in Scatterplots with Straight Lines

Lesson 30-Linear Models to Interpret Data

Lesson 31-Investigating Patterns of Association in Categorical Data

Algebra I PA Core - Mr. Yaracz

Mr. Yaracz's You Tube Channel

Applying Inequalities

Units and Dimensional Analysis - Overview

Units and Dimensional Analysis - Example-Part One

Units and Dimensional Analysis - Example-Part Two

Interpreting Expressions

Interpreting Expressions - Dependant vs. Independant Variables

Writing Equations in One Variable - Example One

Writing Equations in One Variable - Example Two

Polynomial Expressions

Factoring Algebraic Expressions

Writing Inequalities in One Variable

Writing Equivalent Equations

Working with Properties

Writing Linear Equations in Two Variables

Greatest Common Factor

Least Common Multiple

Simplifying Exponents

Simplifying Square Roots

Absolute Values

Simplifying Expressions - Monomials



Algebra I Review - Mr. Yaracz


Greatest Common Factor



Real Value of X

Which is a Factor

Order of Operations

Order of Least to Greatest

Linear Equations

Linear Equations - Three Forms

Linear Equations - Problem 1 - Scatter Plot Ex. 1

Linear Equations - Problem 2 - System of Equations Ex. 2

Linear Equations - Problem 3 - Slope and Y-Intercept Ex. 3

Linear Equations - Problem 4 - Representing a line Ex. 4

Algebra II - Mr. Yaracz


Foiling - Three Methods

Plotting a Line (Summation of equation)


Algebra - Mrs. Czech

Adding and Subtracting Fractions

Adding Two Integers Using Addition Rules

Adding Two Integers Using Numberline

Changing Mixed Numbers

Multiplying and Dividing Fractions

Multiplying and Dividing Integers

Subtracting Two Integers Using Subtraction Rules

AP Chemistry- Ms. Michaels

Section 4.0 Types of Chemical Reactions and Solution Stoichiometry

Section 4.3 The Composition of Solutions

Section 4.4 Types of Chemical Reactions

Section 4.8 Acid Base Reactions

Problem One

Problem Two

Problem Three

Problem Four

Section 4.9

Oxidation Reduction Reactions

Chapter 5 Gases

Gas Properties

Gas - Kinetic Molecular Theory (KMT)

Gas Laws

Chapter 6 section 6-1


Pressure - Boyles Law

Charles Law

Combined - Avogadros & Gay-Lussacs Law

Ideal Gas Law - PV=nRT

Density and Molar Mass

Gases and Stoichiometry

PSSA Math Tips - Mr. Garrison

Comparing Factors

Multiplying Exponents

Order of Operations

Pythagorean Theory

Biology I - Ms. Mudry

Surface Area to Volume Ratio and Intercellular Communication

Prokaryotes vs. Eukaryotes

Cell Membrane

Endosymbiotic Theory

Cellular Transport

Passive Transport - Diffusion, Osmosis, Facilitated Diffusion

Active Transport - Proton Pumps

Active Transport - Na+/K+ Pumps and Coupled Channels

Active Transport - Endo & Expcytosis

Photosynthesis & Cell Respiration - "The Big Picture"

Photosynthesis - Light-dependent Reactions

Light-independent Reactions

Glycolysis (Cell respiration)


Oxidative Reduction

Electron Transport Chain

Krebs Cycle

Binary Fission

Cell Cycle


Crossing Over


Punnett Squares - Monohybrid

Punnett Squares - Dihybrid

DNA Replication



Biology I Review- Ms. Mudry

Characteristics of Life


Chemical Reactions

Organic Compounds - Carbohydrates

Organic Compounds - Lipids

Organic Compounds - Nucleic Acids

Organic Compounds - Proteins

AP Biolology - Ms. Mudry


Hardy Weinburg Equation

Exponential Model

Logistics Model

Primary Production

Biology - Mrs. Biddinger

Flower Dissection

Worm Dissection

Coacervates Lab Prep.

Bacteria Cultures

Chemistry - Ms. Michaels

Rules for Balancing

Predicting Combination Reactions

Predicting Decomposition

Manometer Calculations

Boyle's Law

Charles' Law

Combined Gas Law

Dalton's Partial Pressure One

Dalton's Partial Pressure Two

Ideal Gas Law One

Ideal Gas Law Two

Formula Writing

Formula Writing for Binary Ionic Compounds

Formula Writing for Ionic Compounds with Polyatomic Ions

Ionic Compounds Using Transitional Metals

Naming Ionic Compounds

Chemistry II

VESPR Example


English - Mrs. Rumbel



Literature Definitions Powerpoint

Math Definitions Powerpoint


Math - Mrs. Sierdzinski

Finding the Mean

Finding the Median

Finding the Mode


Geometry - Mrs. Baksi

Distance Formula

Midpoint Formula

Graphing Inequalities

Simplify a Radical

Rationalize the Denominator

Pythagorean Theorem (Example 1)

Pythagorean Theorem (Example 2)


College Algebra - Mr. Leslie

Graphing Exponential Functions (includes financial interest calculation)

Permutations & Combinations


Physics - Mr. Leslie

Sig Figs Rule #3

Sig Figs Rule #5

Sig Figs Rule #6

Operations with Sig Figs: Add/Subtract

Operations with Sig Figs: Multiply/Divide

Projectile Motion: Football #1

Projectile Motion: Football #2

Projectile Motion: Football #3

Projectile Motion: Football #4

Projectile Motion: Water Balloon #1

Projectile Motion: Water Balloon #2


Technology - Tara Demko

Selecting Multiple Files and Keyboard Shortcuts 1

Selecting Multiple Files and Keyboard Shortcuts 2

Moving Text