Want to make a HUGE impact this 100th Day School Day? Use these step-by-step instructions to guarantee student engagement while they learn about how to work as a team to solve a mystery, engage in 100th Day themed activities and ESCAPE THE CLASSROOM! With a little prep, your students will work as a team to break into a box, which breaks them out of the classroom as they beat the clock to solve a missing dog mystery! *Designed for UPPER ELEMENTARY 3-5 (multiplication, arrays)What's inside this