In these lessons students will design and conduct an experiment to determine how thinning crops affect the yield. Students are split into groups which each are measuring a different variable about the radishes. There are 4 "lessons", but the data collection day is repeated at least 6 times, and is only one day a week. Each lesson has detailed lesson plans, list of materials, and examples of work from students. These lessons some of the best to get students to think like scientists. They were des