Students will learn to classify animals through research and reference presentations. Students will work in collaborative groups, present findings and self-correct.
Students will work in groups of two to measure pH of freshwater system when crayfish are present in water sample. A control will be set-up and the biology of the crayfish will studied. The pH should increase as the crayfish releases ammonia as a waste product. (Ammonia is a base)
This is a review lesson after the students have already learned about representing fractions. The student will find the fraction of colors in a bite size bag of skittles. They will then predict and discover what color there is the most of in the whole class.