Your second graders explore two digit addition with regrouping. They will investigate problem solving strategies within the context of a trip to the zoo. Multiple resources and assessments are provided.

Third graders use addition to create numbers that are palindromes and organize their results to look for patterns. They make generalizations from patterns and practice reading large numbers and addition with regrouping.

Students complete a unit of activities to learn about states of matter and how to measure matter. In this matter lesson, students complete 8 lessons to learn about matter, its states, and how to measure matter.

Students participate in a series of activities designed to demonstrate the differences between symbiotic and parasitic relationships. They discuss the differences and catergorize man's relationship with nature.