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Hey friends, I’m Dr. Dave! I am a college professor and former math and science teacher, and I love to learn new things. This podcast is a chance for us to all keep learning things together, because there is always something new to discover. One of my deeply held beliefs is that “smart” is not something that you *are,* but rather it’s something you *become* as you learn new things. Sometimes you might not feel very smart; there have been plenty of times in my life when that has been the case for me! But here’s the thing: there are so many interesting, curious, mysterious, downright amazing things about this world! If you have your eyes and ears open, you can always learn something new–and get smarter in the process. So that’s the plan for this podcast: each episode will be a short burst of learning, a boost for finding out something amazing about the way this world works. I’m excited to share fascinating facts and super science stories with you in every episode.
Hey friends, I’m Dr. Dave! I am a college professor and former math and science teacher, and I love to learn new things. This podcast is a chance for us to all keep learning things together, because there is always something new to discover. One of my deeply held beliefs is that “smart” is not something that you *are,* but rather it’s something you *become* as you learn new things. Sometimes you might not feel very smart; there have been plenty of times in my life when that has been the case for me! But here’s the thing: there are so many interesting, curious, mysterious, downright amazing things about this world! If you have your eyes and ears open, you can always learn something new–and get smarter in the process. So that’s the plan for this podcast: each episode will be a short burst of learning, a boost for finding out something amazing about the way this world works. I’m excited to share fascinating facts and super science stories with you in every episode.
Episodes

Monday Feb 02, 2026
Monday Feb 02, 2026
In this episode, the focus shifts to the body's elite archives to explain how B-cells create custom-made "wanted posters" called antibodies and how memory cells store battle plans to ensure the body can shut down repeat invaders before you even feel sick.
This episode is part of a series all about your amazing immune system, and the way it is designed to both prevent you from getting sick in the first place, and to fight off invading germs if they do break through the defenses. We'll also learn about different kinds of pathogens, how vaccines work, and things like allergies and autoimmune conditions. The big take-away: your immune system is awesome!
Each season of this podcast has a different thematic focus, so if you found this episode interesting or helpful, check out the rest of the episodes in this season! Instructional resources for this episode, including the script, a thinksheet, and alignment with the Next Generation Science Standards can be accessed for free at https://goodtobesmart.com
Remember, “smart” is something we *become* as we learn new things. So, keep listening, keep learning, and keep getting smarter every day!
It’s Good to Be Smart! is created by Dr. Dave Mulder with support from the National Science Foundation through a grant from the Robert Noyce Teacher Scholarship Program. This material is based upon work supported by the National Science Foundation under Grant No. (DUE-2243334). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

Monday Feb 02, 2026
Episode 04-06 - Vaccines: Training Your Immune Heroes Without the Battle
Monday Feb 02, 2026
Monday Feb 02, 2026
In this episode, Dr. Dave uses sports analogies to explain how vaccines act as "practice scrimmages" for the immune system, allowing your white blood cells to safely build protective memory so they are prepared to win the "real game" against dangerous diseases.
This episode is part of a series all about your amazing immune system, and the way it is designed to both prevent you from getting sick in the first place, and to fight off invading germs if they do break through the defenses. We'll also learn about different kinds of pathogens, how vaccines work, and things like allergies and autoimmune conditions. The big take-away: your immune system is awesome!
Each season of this podcast has a different thematic focus, so if you found this episode interesting or helpful, check out the rest of the episodes in this season! Instructional resources for this episode, including the script, a thinksheet, and alignment with the Next Generation Science Standards can be accessed for free at https://goodtobesmart.com
Remember, “smart” is something we *become* as we learn new things. So, keep listening, keep learning, and keep getting smarter every day!
It’s Good to Be Smart! is created by Dr. Dave Mulder with support from the National Science Foundation through a grant from the Robert Noyce Teacher Scholarship Program. This material is based upon work supported by the National Science Foundation under Grant No. (DUE-2243334). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

Monday Feb 02, 2026
Monday Feb 02, 2026
In this episode, we examine what happens when the immune system overreacts or gets confused, and explore four essential lifestyle habits—sleep, nutrition, exercise, and stress management—to help your internal defenders stay sharp and balanced.
This episode is part of a series all about your amazing immune system, and the way it is designed to both prevent you from getting sick in the first place, and to fight off invading germs if they do break through the defenses. We'll also learn about different kinds of pathogens, how vaccines work, and things like allergies and autoimmune conditions. The big take-away: your immune system is awesome!
Each season of this podcast has a different thematic focus, so if you found this episode interesting or helpful, check out the rest of the episodes in this season! Instructional resources for this episode, including the script, a thinksheet, and alignment with the Next Generation Science Standards can be accessed for free at https://goodtobesmart.com
Remember, “smart” is something we *become* as we learn new things. So, keep listening, keep learning, and keep getting smarter every day!
It’s Good to Be Smart! is created by Dr. Dave Mulder with support from the National Science Foundation through a grant from the Robert Noyce Teacher Scholarship Program. This material is based upon work supported by the National Science Foundation under Grant No. (DUE-2243334). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

Friday Apr 10, 2026
Friday Apr 10, 2026
Earth isn’t a solid ball—it’s made of distinct layers that behave differently and work together to shape everything we see on the surface. This episode explores what’s inside Earth and how scientists know without ever digging that deep.
This episode is part of a rock-solid season of It’s Good to Be Smart!—where terrible puns meet seriously important science as we dig into Earth from the inside out. From shifting plates and shaking faults to exploding volcanoes, cycling rocks, and the everyday forces that shape the ground beneath your feet, each episode uncovers how our dynamic planet really works. By the end, you’ll see Earth as one big, connected system—and you might even groan your way into becoming a geology expert.
Each season of this podcast has a different thematic focus, so if you found this episode interesting or helpful, check out the rest of the episodes in this season! Instructional resources for this episode, including the script, a thinksheet, and alignment with the Next Generation Science Standards can be accessed for free at https://goodtobesmart.com
Remember, “smart” is something we *become* as we learn new things. So, keep listening, keep learning, and keep getting smarter every day!
It’s Good to Be Smart! is created by Dr. Dave Mulder with support from the National Science Foundation through a grant from the Robert Noyce Teacher Scholarship Program. This material is based upon work supported by the National Science Foundation under Grant No. (DUE-2243334). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

Friday Apr 10, 2026
Friday Apr 10, 2026
The continents don’t sit still—they ride on massive plates that slowly move, collide, and pull apart. This episode explains plate tectonics and why moving plates explain so many of Earth’s biggest features.
This episode is part of a rock-solid season of It’s Good to Be Smart!—where terrible puns meet seriously important science as we dig into Earth from the inside out. From shifting plates and shaking faults to exploding volcanoes, cycling rocks, and the everyday forces that shape the ground beneath your feet, each episode uncovers how our dynamic planet really works. By the end, you’ll see Earth as one big, connected system—and you might even groan your way into becoming a geology expert.
Each season of this podcast has a different thematic focus, so if you found this episode interesting or helpful, check out the rest of the episodes in this season! Instructional resources for this episode, including the script, a thinksheet, and alignment with the Next Generation Science Standards can be accessed for free at https://goodtobesmart.com
Remember, “smart” is something we *become* as we learn new things. So, keep listening, keep learning, and keep getting smarter every day!
It’s Good to Be Smart! is created by Dr. Dave Mulder with support from the National Science Foundation through a grant from the Robert Noyce Teacher Scholarship Program. This material is based upon work supported by the National Science Foundation under Grant No. (DUE-2243334). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

Friday Apr 10, 2026
Friday Apr 10, 2026
Earthquakes happen when stress builds up and suddenly snaps along faults in Earth’s crust. This episode unpacks why earthquakes happen where they do and how scientists measure and study them.
This episode is part of a rock-solid season of It’s Good to Be Smart!—where terrible puns meet seriously important science as we dig into Earth from the inside out. From shifting plates and shaking faults to exploding volcanoes, cycling rocks, and the everyday forces that shape the ground beneath your feet, each episode uncovers how our dynamic planet really works. By the end, you’ll see Earth as one big, connected system—and you might even groan your way into becoming a geology expert.
Each season of this podcast has a different thematic focus, so if you found this episode interesting or helpful, check out the rest of the episodes in this season! Instructional resources for this episode, including the script, a thinksheet, and alignment with the Next Generation Science Standards can be accessed for free at https://goodtobesmart.com
Remember, “smart” is something we *become* as we learn new things. So, keep listening, keep learning, and keep getting smarter every day!
It’s Good to Be Smart! is created by Dr. Dave Mulder with support from the National Science Foundation through a grant from the Robert Noyce Teacher Scholarship Program. This material is based upon work supported by the National Science Foundation under Grant No. (DUE-2243334). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

Friday Apr 10, 2026
Friday Apr 10, 2026
Volcanoes are Earth’s pressure valves, releasing heat and material from deep below the surface. This episode explains why some volcanoes erupt explosively while others quietly spill lava.
This episode is part of a rock-solid season of It’s Good to Be Smart!—where terrible puns meet seriously important science as we dig into Earth from the inside out. From shifting plates and shaking faults to exploding volcanoes, cycling rocks, and the everyday forces that shape the ground beneath your feet, each episode uncovers how our dynamic planet really works. By the end, you’ll see Earth as one big, connected system—and you might even groan your way into becoming a geology expert.
Each season of this podcast has a different thematic focus, so if you found this episode interesting or helpful, check out the rest of the episodes in this season! Instructional resources for this episode, including the script, a thinksheet, and alignment with the Next Generation Science Standards can be accessed for free at https://goodtobesmart.com
Remember, “smart” is something we *become* as we learn new things. So, keep listening, keep learning, and keep getting smarter every day!
It’s Good to Be Smart! is created by Dr. Dave Mulder with support from the National Science Foundation through a grant from the Robert Noyce Teacher Scholarship Program. This material is based upon work supported by the National Science Foundation under Grant No. (DUE-2243334). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

Friday Apr 10, 2026
Friday Apr 10, 2026
Rocks may look boring, but they’re constantly forming, changing, and recycling. This episode shows how the three rock types are connected through an ongoing cycle of change.
This episode is part of a rock-solid season of It’s Good to Be Smart!—where terrible puns meet seriously important science as we dig into Earth from the inside out. From shifting plates and shaking faults to exploding volcanoes, cycling rocks, and the everyday forces that shape the ground beneath your feet, each episode uncovers how our dynamic planet really works. By the end, you’ll see Earth as one big, connected system—and you might even groan your way into becoming a geology expert.
Each season of this podcast has a different thematic focus, so if you found this episode interesting or helpful, check out the rest of the episodes in this season! Instructional resources for this episode, including the script, a thinksheet, and alignment with the Next Generation Science Standards can be accessed for free at https://goodtobesmart.com
Remember, “smart” is something we *become* as we learn new things. So, keep listening, keep learning, and keep getting smarter every day!
It’s Good to Be Smart! is created by Dr. Dave Mulder with support from the National Science Foundation through a grant from the Robert Noyce Teacher Scholarship Program. This material is based upon work supported by the National Science Foundation under Grant No. (DUE-2243334). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.
