Rebecca's Resources

This is an engaging, problem-based inquiry activity that will get your students thinking deeply about chemical and physical changes. Designed for science students in the middle grades, this lesson uses something most people like - popcorn - to help distinguish between chemical and physical properties and changes. The question of whether popping popcorn is a physical change or a chemical change is a tough one. Students will explore this question in this lesson by: - observing popcorn pop

If you are like me, the idea of a germy hall pass following kids into the bathroom multiple times a day and then being passed on from kid to kid kind of freaks you out. In my room, I use tear-away individual hall passes that students glue into their notebook at the beginning of each nine weeks. When they want to exit the room, they hand me an exit pass. They must have an exit pass to exit, so this limits the number of trips that they take outside of my classroom. I also give kids two "grumpy