Numeracy
Get flash to fully experience Pearltrees
Numberphile - Videos about Numbers and Stuff
Squaring two digit numbers in your head
All my life I've done mental arithmetic the 'wrong way': I've calculated from left-to-right, instead of right-to-left.
Mathematical mysteries: Hailstone sequences
January 1997 This problem is easy to describe but it is one of mathematics' unsolved problems.
January 1997 This problem is easy to describe but it is one of mathematics' unsolved problems.
I must have been in about fourth or fifth grade.
Addition Trick | Dr Mike's Math Games for Kids
10 Easy Arithmetic Tricks
Math can be terrifying for many people. This list will hopefully improve your general knowledge of mathematical tricks and your speed when you need to do math in your head. 1.
Math can be terrifying for many people. This list will hopefully improve your general knowledge of mathematical tricks and your speed when you need to do math in your head. 1.
Free Primary Maths Resources - Math Resources - Printable Maths Worksheets - Learning Clip
age calculator at Math Cats
Math
Number Gossip
Resources
Maths - Resources Maths Investigations
Free Math Worksheets - General Math Worksheets
The Math Worksheet Maker will generate a worksheet with a series of basic math problems.
Futility Closet is a collection of entertaining curiosities in history, literature, language, art, philosophy, and mathematics, designed to help you waste time as enjoyably as possible. You can read Futility Closet on the web, subscribe by RSS, or sign up to receive a free daily email -- see "Subscribe by Email" in the sidebar. The site is growing, so we've set up a separate blog on which readers can join in a discussion of future endeavors.
Math Notes
Print Free Graph Paper
Edit Edited by NatK, Maluniu, Luís Miguel Armendáriz, Webster and 38 others
How to Calculate a Square Root by Hand
How to Calculate a Square Root by Hand
Dance, Factors, Dance – A Variation On Yorgey's Factorization Diagrams
Upon first sight of Brent Yorgey’s brilliant Factorization Diagrams , I knew that I should take his lovely little dots and make them dance. Our first tango would be inspired by the digital clock , with a separate diagram for each of the hours, minutes, and seconds. For example, we’d portray 4:34:27 am like so:
Number Line-Up
Place Value Activities
Level 1 and 2 Place Value Activities
Activities
Home - On Your Mark Mathematics
Math Does Not Equal Calculating: Using Computer-Based Math Education
Maths - Problem Solving Teaching Ideas
Understanding Word Problems - Use your comprehension time to discuss strategies for understanding word problems!
Maths and Stats by Email | Why is A4 paper the size that it is? Tangrams
You will need
BBC - Skillswise - Maths
Sheppard Software: Fun free online learning games and activities for kids.
www.wmnet.org.uk/resources/gordon/Hit the button v9.swf
Kids.Net.Au - Encyclopedia > Binary numeral system
Modeling integers
When modeling integers, we can use colored chips to represent integers.
MathPickle and The Pacific Institute for the Mathematical Sciences ( PIMS ) are exploring options for establishing thirteen unsolved problems - one for each grade K-12.
$1,000,000 Problems
Math Exercises for Grade 6
MATHS INVESTIGATIONS
Measurement
GAMEUP | SQUARE OFF
Standard Deviation and Variance
StudyJams
Percent with a calculator -- Problems
30 fast mental math Tricks : EasyCal Secrets of Mental Math techniques
Sixth Grade Interactive Math Skills - Ratio and Proportion
Rep-Tile
nrich.maths.org :: Mathematics Enrichment :: August 2011 Front Page
A Click Math Skill Tests and Problems for Grade K-1 K-12
Interactive Assessment Worksheets
Numbaland!
Videos 5-6
Toys from Trash
Free Fractions Tools | Conceptua Fractions
Igor Kokcharov - Books on the iBookstore
What's Special About This Number?
A+ Click Math Skill Tests and Problems for Grade K-1 K-12
Paper Models of Polyhedra
GraphSketch