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John Hoaglund

Online Course Instructor

4.23 (29 reviews)

Statistics

701

total students

5.2 hours

total content

Mar 2021

first content date

Aug 2021

last content date

Courses (2)

What's in my Water ... and Where is it from?

What's in my Water ... and Where is it from?

What's in my Water ... and Where is it from?

(4.62 with 17 reviews)

632

students

2.1 hours

content

Nov 2024

updated

$14.99

Roadside Geology

Roadside Geology

Roadside Geology

(3.83 with 12 reviews)

69

students

3.0 hours

content

Nov 2024

updated

$14.99

John Hoaglund courses | Comidoc