NumberNut
Number Nut: Multiplication: Multiplication by Twos
A concentration game to practice multiplying by two, where the player must match a basic multiplication question with the correct product.
Project Britain
Primary Homework Help: Doubling Numbers Up to 100
The learning activity reviews doubling up to one hundred. Students answer ten questions and can check their answers when finished.
ICT Games
Ict Games: Bridge Doubles
You get to practice doubling numbers up to 20. When you are correct, your car is able to cross the water safely. If you make a mistake, your car goes for a swim!
Wikimedia
Wikipedia: Racquetball
This encyclopedia article from Wikipedia on racquetball discusses how it is played, gives some playing strategies, and describes some different kinds of shots. Links are also provided for further information.
Quia
Quia: Doubles Facts or Odd and Even
It's double or nothing when you play these fun, interactive games. Review doubles facts in minutes with the Matching or Concentration games. Then, practice identifying odd and even numbers with the interactive flashcards. A quick and...
Quia
Quia: Addition Facts Matching Doubles
Practice your doubles facts with these interactive games at the Quia website. A fun way to sharpen your number sense and doubling skills.
Patsy Stevens
Garden of Praise: Musical Multiplication
Join the multiplication sing-a-long in this whimsical math tutorial where the multiplication facts have been set to music. After learning each song, students can print out the study and test pages to see what they have learned....