A smartphone projector for home movie nights, $27.
Engraved USB flash drive because they're ALWAYS losing theirs, $20.95.
A Bluetooth tracking tag for their keys because, well, see above, $40.
Smarter Than You Think: How Technology Is Changing Our Minds For The Better for leisurely Sunday afternoons, $10.89.
Optical pen mouse to make computing a breeze, $11.28.
A robot-shaped mini vacuum because it's just so darn cute, $20.
These "I'm a lot cooler on the Internet" ($19.30) and Helvetica ($16) t-shirts because they'll always be your favorite geeks.
WIRED magazine because it will give them 12 months of surprises, $10.
This good old camera for capturing life's little moments, $49.
And a portable bonfire log for when they want to kick it old-school, $28.