Clouds in Jar- preschool. water with shaving cream on top (clouds) then pour colored water in a droper on top the clouds and watch as it goes thru the cloud and into the water.Good site on preschool stuff
how to make a solar oven from a pizza box - The tinfoil reflects the suns heat into the box lined with black paper. Apparently she has cooked cookies this way as well! Below is a tutorial for how to make a solar oven from a pizza box.
In a small Ziplock bag: cup half and half (milk works too), 1 Tbsp sugar, 1 tsp vanilla. Insert that bag into a gallon Ziplock filled with ice and salt. Shake the bag for five minutes. Then remove the smaller bag which should have turned into ice cream!
Water Density Experiment - Kids Science Raising Sparks Forces and motion pushes and pulls can have different strengths and directions Shows the child how the water can be changed by the temperature and water density