Chemical & Physical Change

Hands-On Activities

Test Your Knowledge

  • Chemical Reactions
    Find examples of chemical reactions in your body, on a piece of metal, and flying through the sky.
  • Dissolving
    Find examples of dissolving in your body, in a cave, and underwater.
  • Polymers
    Explore how a special class of chemicals can be turned into many useful things.
  • Science of Soda Pop
    Learn the process by which soda-pop is made.
  • Soap and Detergent
    Learn what soap is and how it gets things clean.