User login


Search Results


Showing results (1 to 4 of 4)

  • Thumbnail
    Berkeley Natural History Museums
    Add to list Details
    After an interest-generating discussion about "dirt" and microbes, learners select and collect soil samples from a variety of locations (schoolyard, home, etc.). They make a dilution in...

    $1 - $5 per group Ages 8 - 18 1 to 7 days
  • Thumbnail
    American Society for Microbiology
    Add to list Details
    Learners perform serial dilutions of water with dye and of water mixed with soil. They take a sample from the most dilute solution of water and soil and spread it over an agar plate to incubate...

    $1 - $5 per student Ages 14 - 18 1 to 2 hours
  • Thumbnail
    National Health Museum
    Add to list Details
    In this lab (Activity #1 on page), learners compare bacteria growth on two petri dishes containing nutrient agar: one that has been touched by a finger washed only with water and one that has been...

    $1 - $5 per group Ages 8 - 18 1 to 7 days
  • Thumbnail
    National Health Museum
    Add to list Details
    In this lab (Activity #2 on page), learners compare bacteria growth on two petri dishes containing nutrient agar. Learners touch the doors, faucets, etc. in bathroom and then immerse their hands in...

    $1 - $5 per group Ages 8 - 18 1 to 7 days