100th Day Math
100 Drops of Water - 100th Day of School
100 DAYS SMARTER CLASSROOM PACK #1 - TeachersPayTeachers.com
Could do something similar for integrated science and defining the variables for power, velocity etc.
100th Day of School.
Special School Day Activities
100 day of school printables
Runde's Room: Math Journal Sundays - Data Management - Stem and Leaf Graph
Butterfly Fractions. Another way how to learn how to add and subtract fractions with unlike denominators.
Math Teaching Resources
Lots of great math notebook ideas including this one for creating "factor rainbows."
Educating in Science
Math Anchor chart