Solar System Project Ideas For Kids, http://hative.com/solar-system-project-ideas-for-kids/,
Rocks & Rock Cycle Unit for Interactive Earth Science Notebook!
Make a river indoors! Baulkham hills early learning centre via Let the children play ≈≈
love this geography demonstration plain to mountains geography nomenclature.
First Grade Buddies: science
Clouds and their relative heights (C1, Wk 23 - Science)
Geography project idea - Make a model river This site has some interesting ideas.
converting among metric units....great addition to a math notebook!