## ALGebra I Favorite web sites

**Desmos online graphing calculator**

https://www.desmos.com/calculator

**Dimensional Analysis (allow Flash)**

http://joneslhs.weebly.com/learn.html

**Function Machine**

https://www.youtube.com/watch?v=VUTXsPFx-qQ

**Using your graphing calculator**

Directions for using your graphing calculator for every skill you will need in Algebra

http://mathbits.com/MathBits/TISection/Openpage.htm

Completing the Square

video lesson: http://www.youtube.com/watch?v=Z5WSpCXr2cg

Piecewise Defined Functions

http://mathbits.com/MathBits/TISection/PreCalculus/piecewise.htm

Activities for NYS Algebra I

http://mathbits.com/MathBits/TeacherResources/Algebra1/Algebra1.htm

**Statistics**

Correlation Guessing Game

Guessing Correlations - a neat "game" to show the relationship between correlations and scatterplots http://www.stat.uiuc.edu/courses/stat100/java/GCApplet/GCAppletFrame.html

Box-and-whisker plots

http://illuminations.nctm.org/ActivityDetail.aspx?ID=77

Standard Deviation and Variance

http://www.mathsisfun.com/data/standard-deviation.html

**Equations and Word Problems**

Translating key words into math symbols

www.purplemath.com/modules/translat.htm

step by step instructions with practice problems on algebra topics such as factoring and solving equations, includes ‘calculators’ that also do algebra

http://www.algebrahelp.com/index.jsp

**Graphing Linear Inequalities**

Geogebra linear inequality systems

http://www.geogebra.org/en/upload/files/english/dtravis/sys_of_line_inequalities.html

Graph linear inequalities, with shading and solid or dashed lines

http://www.mathwarehouse.com/algebra/linear_equation/interactive-linear-inequality.php

**Factoring and Polynomials**

Why (a+b)^2 doesn’t equal a^2 + b^2

http://illuminations.nctm.org/ActivityDetail.aspx?ID=127

step by step instructions with practice problems on algebra topics such as factoring and solving equations, includes ‘calculators’ that also do algebra

http://www.algebrahelp.com/index.jsp

Barron's Regents Review

http://barronsregents.com/algebra-common-core.html

Annenberg Videos – Algebra videos for an adult algebra course, free with registration

http://www.learner.org/resources/series66.html

Look here for practically any topic

www.merlot.org