- tall clear glass or plastic container
- straw or pencil
- Fill 1/2 to 3/4 of the container with water.
- Place a pencil or straw in the water.
- Have the children OBSERVE the container.
- Ask them to DESCRIBE what they see.
- Ask the kids if they think the straw/pencil is bent.
- Have them take the straw/pencil out of the water to examine it.
- Then return the straw/pencil to the container.
- Can the children EXPLAIN what is happening?