What do you do when there is an oversupply of candies in the house, like the day after Halloween? (yeah, right.) Candy science experiment, of course! This experiment is really spectacular to watch, but the science behind is pretty complicated… actually, I haven’t found a definitive scientific explanation agreed by all authoritative scientists yet. But…
Preschool Science Projects & STEM Activities
Make A Square Bubble
Can you make a square bubble? We’ve all seen sphere-shaped bubbles. They are like balls in shape. But can you make a bubble that looks like a block or a prism? Why Water molecules (and also liquid soap and glycerin molecules) tend to stick to themselves. This cohesive force creates surface tension. (Note: Water by…
Do Grapes Sink Or Float? | Salt Water Density Experiment
Do grapes sink or float? In the picture above, you can see that grapes can both sink and float. Why is that? What determines if an object sink or float in water? Try this experiment to learn about water density. What you need some grapes 2 clear glasses tap water salt stirrer Steps Fill the two glasses…