In what will surely be a gem of an event, the Austin Geological Society offers up an informational presentation on geodes, and afterward, you just might get to crack open your very own. The event is part of the library’s summer programming, but this one is just for adults. Still, by participating in APL’s Reading and Badge Challenge 2026, even grownups are eligible to win a prize (spoiler: It’s a mug). – Rina Laby
