217 views
Palindrome Sudoku
by Donna Lasher
136 views
Playing with Patterns
110 views
ULAM Sequence
80 views
A Planning Process - Part Three
170 views
A Planning Process - Part Two
326 views
A Planning Process - Part One
1144 views
Split-Pairs Puzzle Tutorial
562 views
More Calendar Tricks
143 views
Calendar Trick #1 - Explain The Math
1357 views
Calendar 9-Square Sums Trick
280 views
Tutorial for Students: Creating a Google Earth Scavenger Hunt
36 views
Create A Virtual Scavenger Hunt
409 views
Math Riddles Without Numbers
176 views
Kinder Patterns
260 views
First Grade Wonders
315 views
2nd Grade Structures
1734 views
Intro To Universal Themes
512 views
Tutorial: Alpha=Griddle Puzzle
1 view
Alpha-Griddle Tutorial
595 views
Combinatorics
986 views
Logic Elimination Grid Puzzle - Advanced
16741 views
Snowflake Sudoku Tutorial
13 views
1060 views
5th THEME INTRO