This third grade science bundle includes inherited traits, variation of traits, and life cycles lessons all in one resource. It is a comprehensive resource carefully designed with literally everything you need to teach NGSS and many state science standards. This resource aligns to NGSS standards 3-LS1-1, 3-LS3-1, 3-LS3-2, 3-LS4-2. It includes 21 days of in-depth, highly engaging science lessons and investigations on these topics:plant and animal life cyclespatterns within life cyclesinherited tr