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       Resources 
       Lesson plan material 
•    (Poster board, old magazines with
pictures, scissors, glue, markers) one per pair 
      •    Dip net
with a fine mesh (1 per class) 
      •    Collecting
jars (1 per pair)  
      •    4
White-bottomed collecting pans per class 
      •    4
Magnifying glasses per class 
      •    5
Microscopes per class 
      •    10-15
Natural History magazines, 
      •    Balance,
meter stick, small plastic bag 
      •  
 Construction paper, colored pencils,  
      •    Prepared
slides of Lichen,  
      •    20-25
Slides per class 
      •    20-25
cover slips,  
      •    10
droppers,  
      •    10-15
prepared slides of nodule bacteria. 
      •    3 mortars
and pestles per class 
      •    3 Spotter
brushes per class 
      •    3 Hot
plates per class 
      •    3 Beakers
per class 
      •    4 Salinity
gauges per class 
      •    4 rolls of
pH paper per class 
      •    8 Petri
dishes per class 
       
      Lesson plan related-websites (for the students) 
•    Discover a Pond Food Web 
       
      http://www.teachervision.fen.com/food-web/lesson-plan/8720.html 
•    Ecology and the conservation of natural resources 
         
    http://www.utm.edu/departments/cece/ecology/B1.shtml 
•    Troy High School: Biology Online : Ecology 
       
      http://www.troy.k12.ny.us/thsbiology/skinny/skinny_ecology.html 
•    Exploring the environment 
        http://www.cotf.edu/ete/teacher/teacher.html 
•    Austin City Connection : Balcones Canyonlands
Preserve  
       
      http://www.ci.austin.tx.us/preserves/bcp.htm 
       
      Background information websites (for the teacher) 
•    Travis County : Transportation and Natural
Resources : Balcones Canyonlands Conservation Program 
          http://www.co.travis.tx.us/tnr/bccp/species.asp 
•    Austin City Connection : Balcones Canyonlands
Preserve : Administration and Management  
          http://www.ci.austin.tx.us/preserves/whatis.htm 
•    Texas Parks and Wild Life : Endangered and
Threatened Species 
          http://www.tpwd.state.tx.us/huntwild/wild/species/endang/index.phtml 
•    Texas Parks and Wild Life : Endangered and
Threatened Species found in Texas 
          http://www.tpwd.state.tx.us/huntwild/wild/species/?c=endangered 
•    Save our springs alliance: Endangered species
litigation 
          http://www.sosalliance.org/endangered_species.shtml 
       
       
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