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Acorn Naturalists (Tustin)

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Backyard Scientist

Best of Wonderscience: Elementary Science Activities
By Kessler, Benbrow, Sweitzer, and Kirwan

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Brain Pop

Chabot Space & Science Center

Cobblestone Publishing, Inc.

Delta Education

Educational Innovations, Inc.

Edmund Scientific



Exploration Education

Home Science Adventures

Janice Vancleave’s 202 Oozing, Bubbling, Dripping and Bouncing Experiments

JASON Foundation for Education

LW Scientific

Math-Science Nucleus

Neo Sci

Planetary Science Institute

Play-Well TEKnologies (Teaching Engineering to Kids) - N. CA

Schoolmaster Science

Science Kits & Boreal Laboratories

Science News for Kids

Steve Spangler Science

Private Schools Unified Science District

Real Science

The Exploratorium Store

The Young Scientists Club

Tobin’s Lab

TOPS Learning System

Wild Goose

US Geological Survey


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