New Zealand Maths - Ministry of Education site with a wide range of fun activities and teaching resources.

Two Minute Warning - basic facts against the clock!

AddEmUp - Remove matching sums from the grid.

MathFactsPro - Addition, Subtraction, Multiplication and Division, age-graded and with printable results.

MathMagician - Basic Facts, single and mixed operations, timed and scored.

Moon Maths - Multiplication with Little Green Men!

Sheppard Software- Basic Facts, plus loads of games on other maths-related themes

KCC Teachers Basic Facts - Links to a range of Basic Facts games.

Woodlands Maths Zone provides several fun online interactive math activities aimed at 7-11 year olds.

Nrich is a great maths resource for stretching the brain with lots of puzzles and challenges.
Funbrain Math Arcade provides fun math games and activities.
Big Brain - the Cure for Multiplication Problems. Base version is available for free.

Operation - a challenging maths game for older children

Mr Nussbaum - dozens of games and other activities for children from Kindergarten to Year 8

Big Brainz Multiplication Games - Teaches multiplication table mastery

Woodlands Literacy Zone

Funbrain Reading

Funbrain Words

New Zealand Book Council The Book Council's online Kids' Zone has new book news, reviews by children, word games and a creative writing gallery

Woodlands Science Zone contains interactive online science games as well as other interactive science activities.

Magic School Bus with online games and activities.

Suzy's World online

Science Kids is the home of science & technology on the Internet for children around the world.

It provides fun science experiments, cool facts, online games, free activities, ideas, lesson plans, photos, quizzes, videos & science fair projects.

Science With Me! is a free educational science website for elementary age children. This website offers science animations, movies, games, science coloring book pages, worksheets, fun science projects for kids and stories to help young children learn scientific principles and science the fun way.

Cool Science makes science fun, practical, and realistic.

Funbrain Playground

CBBC online TV, games and much more.

Moshi Monsters

Poptropica a virtual online world in which kids can travel, play games, customize their character, compete in head-to-head competition, and communicate safely with each other.

Dance Map Typing an online typing tutor

Pencilkids is a game publisher specialising in games and puzzles for children from 7 to 14. Here's a selection:

An Eye 4 Detail
An Eye 4 Detail is a game designed to test your eagle eyes in a Japanese gameshow kind of way.
Abuba The Alien
Abuba the Alien needs your help to get back home!
Robo Quick Draw
Try to beat 8 very "special" robots in this Robo Quick Draw Championship!
Pupzzle
Help Pupzzle the puzzle pup complete all his little tasks in this fun and cute little point and click puzzle game!
The X-Spot
The task is simple! Find the X-spot and click it! Play your way through 25 creative puzzles as quickly as possible. Remember, the X-spot can be represented in any shape or form and at any time during the game.
A Dralien Day
Help Dralien as he travels over a hostile alien planet searching for his Dragon mom who was taken by Dragon Hunters.