Put the metronomes on the plank. Start the metronomes roughly in-phase. Put the plank and metronomes on the two soda cans. Wait for the metronomes to sync up. Put the plank and metronomes back on the ...

One tomato, two tomatoes, Three tomatoes, four Five tomatoes, six tomatoes, Seven tomatoes, more! Munch! munch! munch! munch! munch! munch! munch! One carrot, two carrots, Three carrots ...

We’ve been using metronomes for centuries now, from the earliest days of pendulum metronomes designed to mimic a conductor’s baton; today they’re mechanical, electronic or even somewhere in between – ...