Baking Soda & Vinegar On-going Activity Started October 2014 In this activity, the children were given a tub with a tall cylinder labeled by inches, one small bottle of colored vinegar, and a pipette. Extra materials provided around the table were multiple glasses filled with baking soda, spoons, extra pipettes, and extra small bottles of baking soda. Before the children were dismissed from group, I told the children what was set up for them at the table. I mentioned that there were 5 tubs available and if the table was full, they can ask a friend to share with them or write their name on the waiting list. By talking about the available spots and offering other options if the table was full, the children are prepared to communicate t...