![Science Trek](https://image.pbs.org/contentchannels/uR88rxa-white-logo-41-zGZrjQE.png?format=webp&resize=200x)
D4K: The Web Show: Geology
Clip: Special | 8m 44s
What makes minerals soft or hard?
In this D4K: Web show, Reed Lewis, a geologist from the Idaho Geological Survey and Megan Dixon, an instructor from the College of Idaho answer students’ questions about why are there different kinds of rocks, why lava rocks have tiny holes in them and more.
Science Trek is a local public television program presented by IdahoPTV
Major Funding by the Laura Moore Cunningham Foundation and Idaho National Laboratory. Additional Funding by the Friends of Idaho Public Television and the Corporation for Public Broadcasting.
![Science Trek](https://image.pbs.org/contentchannels/uR88rxa-white-logo-41-zGZrjQE.png?format=webp&resize=200x)
D4K: The Web Show: Geology
Clip: Special | 8m 44s
In this D4K: Web show, Reed Lewis, a geologist from the Idaho Geological Survey and Megan Dixon, an instructor from the College of Idaho answer students’ questions about why are there different kinds of rocks, why lava rocks have tiny holes in them and more.
How to Watch Science Trek
Science Trek is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
![Science Trek](https://image.pbs.org/curate/2bc984e5-101b-457d-b711-13c3a3043211.jpg?format=webp&resize=860x)
Science Trek
Science Trek is a place where parents, kids, and educators can watch short, educational videos on a variety of science topics. Every Monday Science Trek releases a new video that introduces children to math, science, technology, engineering, and math (STEM) career potentials in a fun, informative way.Science Trek is a local public television program presented by IdahoPTV
Major Funding by the Laura Moore Cunningham Foundation and Idaho National Laboratory. Additional Funding by the Friends of Idaho Public Television and the Corporation for Public Broadcasting.