Number Systems

Mayan Math
Egyptian Math
Egyptian Math Calculator - cool!
Egyptian Math Problems
Roman Numerals
Roman Numeral Calculator - compute all in Roman Numerals


Order of Operations

Order of Operations Game
Order of Operations - scroll down to "Exercises" and test yourself
Order of Operations with Negative Numbers
Order of Operations Tutorials Written by Students
Tutorial & PreTest
Order of Operations Lesson & Practice Games


Patterns

Guess the Number
Number Cracker - patterns
Rectangle Pattern Challenges
Patterns from AAA math.com
Complete the Pattern - from Kidport.com
Play "People Patterns" - guess the sequence of the pattern
Math Libs - click "Lessons" then "Patterns"
Awesome Algebra Quiz-It - find the pattern
Amazing Algebra Quiz-It - find the pattern
Play Pattern Quest - like Mastermind
Play "Crack Hacker's Cafe" - break the secret code
Pattern Practice Online
More Online Pattern Practicehttp://www.hanksville.org/yucatan/mayamath.htmlhttp://www.eyelid.co.uk/numbers.htmhttp://www.eyelid.co.uk/calc.htmhttp://webinstituteforteachers.org/99/teams/egyptmath/mathproblems.htmhttp://www.yourdictionary.com/crossword/romanums.htmlhttp://www.math.com/students/calculators_pre_ti/roman/compvterromanvs.htmlhttp://www.funbrain.com/cgi-bin/shtml.cgi?A1=../algebra/index.htmlhttp://www.mathgoodies.com/lessons/vol7/order_operations.htmlhttp://regentsprep.org/Regents/math/orderop/evalPrac.htmhttp://www.mathpower.com/tutorialfund.htmhttp://amby.com/educate/ord-op/http://www.numbernut.com/basic/ops_intro.shtmlhttp://www.funbrain.com/guess/index.htmlhttp://www.funbrain.com/cracker/index.htmlhttp://math.rice.edu/~lanius/Lessons/Patterns/rect.htmlhttp://www.aaamath.com/pat.htmlhttp://www.kidport.com/Grade7/TAL/Patterns.htmhttp://www.learner.org/teacherslab/math/patterns/people/http://www.mathlibs.com/http://www.tki.org.nz/r/wick_ed/quizit/?id=89http://www.tki.org.nz/r/wick_ed/quizit/?id=90http://pbskids.org/cyberchase/games/data/data.htmlhttp://pbskids.org/cyberchase/webisode_1/web_1game.htmlhttp://www.cimt.plymouth.ac.uk/projects/mepres/primary/bk3a/3a_rev035/default.htmhttp://www.cimt.plymouth.ac.uk/projects/mepres/primary/bk3a/3a_rev040/default.htmshapeimage_2_link_0shapeimage_2_link_1shapeimage_2_link_2shapeimage_2_link_3shapeimage_2_link_4shapeimage_2_link_5shapeimage_2_link_6shapeimage_2_link_7shapeimage_2_link_8shapeimage_2_link_9shapeimage_2_link_10shapeimage_2_link_11shapeimage_2_link_12shapeimage_2_link_13shapeimage_2_link_14shapeimage_2_link_15shapeimage_2_link_16shapeimage_2_link_17shapeimage_2_link_18shapeimage_2_link_19shapeimage_2_link_20shapeimage_2_link_21shapeimage_2_link_22shapeimage_2_link_23shapeimage_2_link_24
Number Systems
Order of Operations
Patterns