Most of my warm ups are designed to be low floor, high ceiling: open ended enough so that anyone can access them, but have room for multiple interpretations and greater complexity.
Motion matching activity requiring a cart, track, and motion detector.
Activity with videos based on Usain Bolt's 2008 100 m Race Data
A discrepant event during a drag race. How could the car with one of the lowest top speeds win the race?
Rank nine different student descriptions of an object accelerating to understand motion concepts.
Problem-solving activity with interactive elements and lab components to explore motion concepts.
Exercises for solving algebraically
Exercises for proportional reasoning. See my "Expel the Intruder Method" here
A set of problems related to motion.
More motion problems.
More motion problems.
Problems good for whiteboarding