Solar System Poster
Solar System Project Ideas For Kids, http://hative.com/solar-system-project-ideas-for-kids/,
Photosynthesis 7th grade project- love the hands on and 3D effect!
Farming Friends » Photosynthesis Colouring Sheet
Fantastic C2 revision posters! Why don't you try something new and sellotape these on pupils' desks?
This is a great food chain anchor chart, that could easily be simplified for lower elementary.
Tensegrity and Taijiquan (Tai Chi Ch’uan) « Taijiquan (Tai Chi Chuan) & Neigong (Nei Kung)
Week 4, owl pellet dissection: owl food web
Human Body Systems, Lesson Plans, Worksheets, Printables-- lots of ideas and many subjects