Number Tricks

The Digit Struck Out   The Digit Struck Out (Interactive version)
The 99 Trick   The 999 Trick
Brothers and Sisters Trick   Division Trick
Some Number Tricks   Number Trick #1
Number Trick #2   Number Trick #3
Number Trick #4   Interactive version of Number Trick #4
Quick Addition   Addition Trick
Domino Trick   Domino Trick (Interactive version)
Fibonacci Trick   Perfect Fifth Power Trick
Overhead Projector Trick   Interactive Overhead Trick
Squaring Numbers Ending in Five   The Dime and Penny Trick
Base 2 Trick   My Nines Tables
Calendar Trick #1   Interactive version of Calendar Trick #1
Calendar Trick #2   Interactive version of Calendar Trick #2
The Printing Press Number   Repeat Yourself
Addition Trick with Whole Numbers   Addition Trick with Negative Numbers
The 1979 Trick   Six Consecutive Numbers Trick
MacArthur's Favorite Number Game, Version 2   The Lucky Numbers Trick
Subtraction Trick   Subtraction Trick (Interactive version)
The 17 Trick   Mathemagical Black Holes
Multiplication Trick  

Links:

Math Tricks