"Project Cornerstone is an Award Winning Organization"
Construction aggregates are the second most consumed commodity in the world
- second only to water.
Examples of construction aggregates are sand, gravel, and crushed stone.
Project Cornerstone is a grassroots organization dedicated to educating the public about the importance of local construction aggregate resources through hands-on learning in Science, Technology, Engineering and Mathematics (STEM).
What are teachers and students saying about Project Cornerstone?
"This makes science interesting"
This [in-class activity] makes science interesting
"It was better than the Museum of Man!"
It [the field trip] was better than the Museum of Man!
"I love science, now!"
I love science, now!
"I wish we could've stayed longer"
I wish we could've stayed longer [on the field trip].
"This is science time!"
This isn't playtime or snack time. This is science time!
"This was fun!"
Student: "This was fun!"
Teacher: "That's music to my ears."
"It's really fun!"
I thought this [the field trip] was going to be dumb, but it's really fun!
"Science is my favorite!"
Science is my favorite!
"This field trip is so excellent for our students"
This field trip is so excellent for our students. This industry should not hide, but broadcast its importance to our communities
"This is awesome!"
This is awesome!
"I highly recommend this program"
I highly recommend this program to others and hope to continue having them come to Central each year.
"The program aligned perfectly with our curriculum"
The program aligned perfectly with our curriculum and reinforced Earth science concepts taught in 6th grade...Project Cornerstone's lesson has students authentically apply the scientific method during the activity.
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Project Cornerstone reached 7,586 students and parents in 2017 throughout San Diego County through in-class programs, field trips, and community events.
Project Cornerstone educates the public on the importance of local construction aggregates by conducting presentations for local service groups, organizations, booths at fairs and community events.
Groups & Organizations
Producers & Mine Operators
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Project Cornerstone is a nonprofit 501(c)(3) charity supported almost entirely by annual donations.