Do you remember the television commercials for Alka-Seltzer- "Plop, Plop, Fizz, Fizz, oh what a relief it is!" So, there's a story behind this one! I was looking for something in one of our lab cabinets and a box of effervescing tablets fell out. A third grader saw the box and ... READ the POST
Effervescing Experiments and Designing
This activity - Effervescing Experiments and Designing- has a little back story. One question I am often asked is how I keep all classes of the same grade level all doing the same thing each week. Easy answer: I don't. I have three grade levels. That's one reason. The second reason is simple: ... READ the POST
