This Solid, Liquid, Gas - Matter Scavenger Hunt lesson is an engaging cross-curricular gallery walk activity that incorporates reading comprehension, informational text, citing text evidence, movement and critical thinking skills. It also includes an escape room aspect of a final mystery word and secret 4-digit code, leaving your students eager to finish the task. Great continuation into Matter!Introduction Topics include: matter, particles, molecules, changes in matter, solid, liquid, gas, c