Connect Sums is a "Math Doodles" activity that provides plenty of addition and subtraction practice, within a recreational math setting. The mathematical puzzle allows users to play with different representations of numbers, while developing their number sense to create strategies to help them solve problems.

 

THE PUZZLE: Values are displayed on the screen in an array. Select values with a sum equal to the target sum.

VALUE REPRESENTATION OPTIONS:

· Dice
· Hole Tiles
· Fingers
· Numerals
· English Words
· Spanish Words
· Roman Numerals
· Random Design

SOLVE MODE: Clear the values from the screen in the fewest number of moves.

RACE MODE: Rack up as many points as you can solving puzzles, before time runs out. The timer is represented by a tab of paper that works its way around the edge of the screen.

EASY MODE: Any value can be selected from the screen.

HARD MODE: To make things a little bit harder, all selected values must be neighbors.

MATH GOALS:

· Number & Operations
· Number Sense
· Addition
· Subtraction
· Problem Solving
· Mathematical Reasoning
· Math Enjoyment