Looking for a quick/ low prep, high engagement STEM activity? Here you go! :) This activity will allow your students to complete seven hands on, engaging brain teasers with minimal prep and with only sticks --toothpicks, popsicle sticks, colored pencils- anything will work! Have students complete in groups or individually - each brain teaser has students instructions as well as an answer key! This includes: 7 brain teasers using only sticks (print 2 to a page) answer keys for all Tips and tricks for implementing in the classroom Print + go! Enjoy! Check out additional, similar activities here: quick prep STEM - using only sticks (version 1) quick prep STEM - using only sticks (version 2)