Two natural phenomena go head-to-head in our final match-up of the season. It's ooey, gooey molten lava versus tricky, shifty, fast-acting quicksand. Both are dangerous, both are fascinating, only one can win. Which side are you: Team Lava or Team Quicksand? Tune in to hear both sides and then cast your vote here: https://goo.gl/forms/m5ndQTmN1ZXW7B8r2

It's an all-you-can-eat buffet of difficult decisions in one of our toughest match-ups ever. In one corner, it's cheesy, shareable, savory-sauced pizza. And in the other, it's spicy, portable tacos deliciosos. What are you having?

Are you Team Pizza or Team Tacos? Vote here!

And click here to share your debate ideas with us!

Who are you rooting for: the printed word or the silver screen? Bibliophiles face off with film buffs everywhere in this week's Smash Boom Battle. Hear both sides out and then vote here: https://goo.gl/forms/Qxk3Zqu9YbRBjQIk2 Smash Boom Best is sponsored today by KiwiCo (https://kiwico.com/boom)

We’re pitting noble medieval fortresses against naturally-made chambers of wonder. Which do you think is cooler: castles or caves? Our debaters aim to settle this millennia-old rivalry once and for all. Are you Team Castle or Team Cave? Vote here: https://goo.gl/forms/xFJGvYuCgatMuJ782 Today’s episode is sponsored by KiwiCo (kiwico.com/brainson).

In one corner, human’s best friend, licker of faces, chewer of toys -- it’s dogs. And in the other corner, sleek and graceful, free pest control with a cute face to boot -- it’s cats. Are you Team Cat or Team Dog? Head to smashboom.org to cast your vote!

Will muscly might or supersonic speed triumph? This Smash Boom Best battle takes on two out-of-this world superhuman powers. Which would you rather have: super speed or super strength?

Ready for some mystery? This Smash Boom Battle takes on two famous places: the Bermuda Triangle and Loch Ness. Which is cooler? Is it the Bermuda Triangle -- a puzzling patch of ocean where ships, planes and plenty of people are said to have disappeared? Or is it Loch Ness -- a Scottish lake best known for spooky sightings of a long-necked creature? Listen to hear what our judge decides and then head over to smashboom.org to share your opinion with us!

Wings out, eyes wide -- we’re swooping in on a battle between a perfect pair of creatures of the night. Which is cooler: Bats? Or owls? We’re going to hear lots of facts and feelings from our debaters: Brandi Brown and Katie McVey. Who will be chosen the Smash Boom Best? Listen to hear what our judge decides and then head over to smashboom.org to share your opinion with us!

Smash Boom Best is a debate show for kids and families from the makers of the award-winning podcast, Brains On! Every episode takes two cool things, smashes them together and let's you decide which is best. Cats versus Dogs. Pizza versus Tacos. Super Speed versus Super Strength. Who will be crowned the Smash Boom Best? Our debaters use facts and passion to make their case... teaching listeners how to defend their own opinions along the way.