• Charles H H. from Saint Louis, MO

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    I’m Charles. I am retired Chemist from a company I founded in 1987. My wife and I moved to St Louis in 1978 to take an Analytical Chemist position at Monsanto. I was laid off from that position in 1983 due to the economy. Shortly after I started my own company. High School in Wichita Falls, Texas, BS in Midwestern Read more...

  • Mikhail T. from Saint Louis, MO

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    I am a MO, IL and NY states certified HS Math, Physics and Chemistry, and MS Math and Science teacher who has a proven knowledge in all levels of Math from basics to the highest ones and profound knowledge in Physics and Chemistry as well. I have always been able to improve students’ knowledge and State Tests results everywhere I Read more...