People Patterns - extend the pattern of people depending on their attributes; 3 levels of difficulty

Can you Balance? - balance the two pans by solving for the unknown number.  Great into to algebra!

Stop That Creature! - figure out the rule that runs the function machine

Crack Hacker's Safe - extend the number, shape and color pattern

Operation Order - arrange the correct numbers in the correct locations to make the number sentence  true

Missing Numbers - solve for the unknown number; 4 levels of difficulty

Late Delivery - solve equations with unknown variables to help the postman deliver letters; 3 levels of difficulty

Poddle Weigh-In - place the correct amount of weight on the scale to weigh the Poddles!

Equation Match - match the equations that have the same value for "x"; 3 levels of difficulty

Guess the Number - guess the number from a word problem; 4 levels of difficulty

Weigh the Wangdoodles I - slide the bar to solve the unknowns weights (addition)

Weigh the Wangdoodles II - slide the bar to solve the unknown weights (multiplication)

Balance Applet - figure out unknown values of objects by using a balance

Pan Balance - explore algebraic equations with this interactive pan balance

Number Cruncher - guess the rule based on input and output of numbers

Function Machine - determine the function based on input and output of the Function Machine

Broken Calculator - create equations with limited buttons on a broken calculator

Mystery Operation - collect evidence to solve the mystery operation