Do not use boiling water in the jar as it could break the glass. 3. Once all the glue has dissolved, wait for it to cool down before you screw the lid back on. When it’s on tight (and make sure ...

Can you make water turn to ice with a single splash or a bang? Dr Yan demonstrates just how super cool science can be. Take three to six (sealed) plastic bottles of mineral water. Place them all ...

This makes hot water less dense than room temperature water. Since hot water is less dense, it floats on the room temperature water. Fill one jar completely to the brim with ice water. Add two drops ...