Lemon Volcanoes Science Experiments bring an exciting, fizzy, engaging science experience to your home or classroom from the very first moment. In this Fun Lemon Volcanoes Science Experiments activity ...

Teacher Jackie Thurman holds Hailey Lee as they clap during the morning welcome song, Monday November 26, 2012, at the Sunset Co-op Nursery School in San Francisco, Calif. The preschoolers at the ...