Stuart J. Murphy travels all over the UnitedStates talking to thousands of kids. And you'll never believe what they talk about: MATH! Stuart shows kids that they use math every day -- to share a pizza, spend their allowance, even sort socks. Stuart writes funny stories about math -- and if you read his books, you'll start to see the fun in math, too. Leaping Lizards The show's about to begin -- but where are all the lizards? Slowly they start to arrive in groups of 5 and 10. Will all 50 make it in time? An introduction to counting by 5s and 10s.