Which Measurement System is better: Imperial or Metric?
Who Smarted? - Educational Podcast for Kids | Nov 10 2025 | 00:18:56
Why was the Metric System invented? Which countries use the Metric System? Why doesn't the USA switch over to Metric only?
Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription!
Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?
Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription!
Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?