League of SI Superheroes Episode 4: Two Truths & a Lie
After rescuing Monsieur Kilogram and capturing Major Uncertainty, our Superheroes take a break and play a game of "Two Truths & a Lie". More info at www.nist.gov/kids
After rescuing Monsieur Kilogram and capturing Major Uncertainty, our Superheroes take a break and play a game of "Two Truths & a Lie". More info at www.nist.gov/kids