7th Grade Math websites

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INTERACTIVE SITES:
1. Interactive Math sites organized by benchmarks:
http://www.shodor.org/interactivate/activities/index.html#num

2. Interactive Math sites organized by benchmarks:
http://gildersleeve.nn.k12.va.us/SOL_Math7.html

3. Interactive Math sites organized by benchmarks: SKILLS:
http://www.internet4classrooms.com/skills_7th_math.htm

4. Interactive Math sites organized by benchmarks: SKILL BUILDER:
http://www.internet4classrooms.com/skills_7th_math.htm

5. Interactive Math sites organized by benchmarks: ALGEGRA:
http://www.internet4classrooms.com/gateway_algebra.htm

Graphing Calculator:
Graphing Calculator Step by Step Directions for various topics:
http://www.mathbits.com/MathBits/TISection/Openpage.htm

DATA ANALYSIS:

1. BOXPLOT online/interactive activity: Explore maximum, minimum, upper quartile, lower quartile, outliers and draw box plot
http://www.shodor.org/interactivate/activities/boxplot/how.html

2. BOX PLOT: Annenberg box and whiskers video and practice:
http://www.learner.org/channel/courses/learningmath/data/session4/part_d/drawing.html

3. STEM & LEAF PLOT: Annenberg stem and leaf plot interactive practice after explanation:
http://www.learner.org/channel/courses/learningmath/data/session3/part_a/making.html

SCATTERPLOTS:

4. Simple examples:
http://www.isixsigma.com/offsite.asp?A=Fr&Url=http://www.math.unb.ca/%7Eknight/BasicStat/scatter1.htm

5. 5 minute limit per day: Scatterplot: Adjust trends to see new scatterplot: Also an interactive quiz:
http://www.explorelearning.com/index.cfm?method=cResource.dspView&ResourceID=270

6. Best Fit: Interactive Tutorial: with short quiz
http://argyll.epsb.ca/jreed/math9/strand4/scatterPlot.htm

7. Perfect Positive Correlation: Examples and explanations only:
http://www.mste.uiuc.edu/courses/ci330ms/youtsey/scatterinfo.html

INTERPRETING GRAPHS:

8. Generate misleading data representation by manipulating y-axis (scale):
http://www.shodor.org/interactivate/activities/bargraph/ OR
http://illuminations.nctm.org/ActivityDetail.aspx?ID=63

9. Comparing three different types of graphs:
http://www.northcanton.sparcc.org/~technology/excel/files/comparing_graphs.html

10. Create opposing arguments using same data:
North Canton Excel Activities: Excel graphs to compare:
http://www.northcanton.sparcc.org/~technology/excel/files/misleading_graphs.html

11. Change the values in a data set to see how it affects the dynamic histogram. Change the interval size of the histogram and see how the graphical respresentation is affected.
(5 minute limit per day on this ExploreLearning Site as a guest.)
http://www.explorelearning.com/index.cfm?method=cResource.dspDetail&ResourceID=222

12. CONTINUOUS VS. DISCRETE DATA: Discussion about a lesson only.
http://mathforum.org/t2t/message.taco?thread=10489&message=2

http://www.shodor.org/interactivate/activities/adjustablespinner/

2. MARBLES: online/interactive simulation choosing marbles. Frequency table and graphs are generated online to quickly show experimental and theoretical probability.
http://www.shodor.org/interactivate/activities/marbles/

3. TWO COLORS: online/interactive simulation choosing 2 colors of balls from boxes. Quickly shows experimental and theoretical probability involving dependent event probability (conditional probability).
http://www.shodor.org/interactivate/activities/twocolors/

4. NUMBER CUBES: online/interactive simulation rolling 2 number cubes. Frequency table and graphs are generated online to quickly show experimental and theoretical probability.
http://www.shodor.org/interactivate/activities/marbles/

5. NUMBER CUBES: online/interactive simulation rolling 2 number cubes. Bar graph is generated quickly.
http://nces.ed.gov/nceskids/probability/

6. TREE DIAGRAMS online/interactive quiz with excellent examples:
http://regentsprep.org/Regents/math/tree/PracTre.htm

7. WINNING EDGE BASKETBALL: Read the lesson, print the student worksheet to records data:
http://score.kings.k12.ca.us/lessons/robin/winedge2.html
Download Window's softare to run the simulation of throwing free throws: http://score.kings.k12.ca.us/lessons/robin/winedge2.html

8. Skunk Game Online: Chance or choice? Continue to roll the number cubes online and stop or until you get a "1" that cancels out your score.
http://illuminations.nctm.org/LessonDetail.aspx?id=L248

ALGEBRA:Free Worksheets http://www.kutasoftware.com/free.html
ABSOLUTE VALUE: Lesson with simple interactive quiz:
http://www.aaamath.com/g76-absolute-value.html

ALGEBRA:

Wangdoodles:

http://www.mathplayground.com/Wangdoodles.html

SOLVING EQUATIONS:
Spy Guys Video Lesson: choose Lesson 11 Balancing Equations: After viewing the lesson print the activity sheet and complete it:
http://www.learnalberta.ca/Launch.aspx?content=%2fcontent%2fmesg%2fhtml%2fmath6web%2fmath6shell.html

Solve equation Online:

BUSTER:http://www.mathsnet.net/algebra/equation.html

http://www.mathsnet.net/algebra/balance.html

Equation Match: Ex. 15 + x = 28
http://www.bbc.co.uk/education/mathsfile/shockwave/games/equationmatch.html

Evaluate simple expressions: Ex. a-7 when a=12
http://www.bbc.co.uk/education/mathsfile/shockwave/games/postie.html

LINEAR FUNCTIONS:

Linear Equations: Index of lessons and interactive practice with answers:

http://www.regentsprep.org/Regents/math/ALGEBRA/math-ALGEBRA.htm#Equations_and_Inequalities__

Review for Moving Straight Ahead Book: http://www.regentsprep.org/Regents/math/ALGEBRA/AC1/PracLine.htm

Constants: Interactive demo: change the cost per minute for phone usage but hole constant the basic charge per month:
http://standards.nctm.org/document/eexamples/chap6/6.2/index.htm

Constants: Use this Pizza Company Menu to make equations using basic charge for pizza as the constant and number of toppings as the variable:
http://www.unclevitosnypizza.com/menu.html

Slope:
http://hotmath.com/hotmath_help/games/kp/kp_hotmath_sound.swf

Interactive Demo: Move slider to change either "m" or "b"
http://id.mind.net/~zona/mmts/functionInstitute/linearFunctions/lsif.html
http://www.analyzemath.com/function/linear_functions.html

Linear Function Graphing:
http://www.ies.co.jp/math/java/geo/linfg/linfg.html

Guess the linear Equation:
http://www.shodor.org/interactivate/activities/PositiveLinearFunct/?version=1.5.0_06&browser=MSIE&vendor=Sun_Microsystems_Inc.

Cockroach Simulation:

Round 1 = find the intercept (cockroach crosses y axis)
Round 2= find the slope (two points when cockroach crosses a number -- construct triangle -- divide rise by run (y/x)
Round 3= find slope and intercept
Round 4 = find slope (fraction) and intercept

http://hotmath.com/hotmath_help/games/kp/kp_hotmath_sound.swf

LINEAR FUNCTIONS: Telephone Rates Applet:
http://standards.nctm.org/document/eexamples/chap6/6.2/part2.htm#applet

Graphing Inequalities: Overview
http://www.purplemath.com/modules/ineqsolv.htm

Inequalities Lesson & practice
http://regentsprep.org/Regents/math/solvin/LSolvIn.htm

Solve simple inequalities:
http://www.math.com/school/subject2/practice/S2U3L4/S2U3L4Pract.html

Graphing Equations and Inequalities Unit Quiz
http://www.math.com/school/subject2/S2U4Quiz.html

TURTLE LOGO:
http://www.mathsnet.net/logo/turtlelogo/

Ratio:

Short animated lesson: http://www.learnalberta.ca/Launch.aspx?content=%2fcontent%2fmesg%2fhtml%2fmath6web%2fmath6shell.html

Ratio/proportion/rate Applets:
http://mathforum.org/mathtools/cell/m4,6.9,ALL,ALL/

Spy Guys: Ratio of oj to gingerale in making punch (Use instead of Connected Math Invesigation 2.1 Making Juice)

http://www.learnalberta.ca/content/mesg/html/math6web/math6shell.html

Interactive: http://www.amby.com/educate/math/4-2_prop.html

Rate used in photography VIDEO: http://www.learnalberta.ca/content/mejhm/html/video_interactives/rateRatioProportions/rateRatioProportionsSmall.html

Interactive: Scale up to enlarge using equivalent ratios: EXCELLENT

http://www.learnalberta.ca/content/mejhm/html/video_interactives/rateRatioProportions/rateRatioProportionsInteractive.html

Scale Factor: Interactive:

http://mathsnet.net/dynamic/enlarge2.html

http://www.ies.co.jp/math/java/geo/ratioAB/ratioAB.html

SCALE rectangle: Outputs area and perimeter: Discover relationship:

http://illuminations.nctm.org/ActivityDetail.aspx?ID=176

Outputs volume;

http://www.shodor.org/interactivate/activities/SurfaceAreaAndVolume/

Volume scaling: Worksheet:

http://illuminations.nctm.org/Lessons/Scaling/Scaling-AS-ScalingAway.pd

Lesson:http://illuminations.nctm.org/LessonDetail.aspx?ID=L260

Pythagorean Theorem: Interative Basic Lesson with quiz of word problems

http://regentsprep.org/Regents/Math/math-topic.cfm?TopicCode=fpyth

Interative Proofs:

Change Sides: http://www.ies.co.jp/math/java/geo/pythasx/pythasx.html

A² + B²= C² http://www.ies.co.jp/math/java/geo/pytha2/pytha2.html

GENERAL:

1. DICTIONARY
http://www.amathsdictionaryforkids.com/

2. Lessons, glossary, sample problems
http://www.freemathhelp.com/

3. Sample homework problems
http://www.aplusmath.com/

4. Math tools, ideas
http://www.mathforum.org/

5. Illuminations - Interactive Math Tools
http://illuminations.nctm.org/mathlets/index.html

6. National Library of Virtual Manipulatives for Interactive Mathematics
http://www.matti.usu.edu/nlvm/nav/vlibrary.html

PROBABILITY:
1. SPINNER: Online/interactive adjustable spinner student can change the area of each colored region. Frequency table and graphs are generated online to quickly show experimental and theoretical probability.