Here is another easy experiment by Little Scientist Diego. He learnt that lemon juice is an acid and that Water is not an acid. And in the process he made a few pennies shinier 🙂
Tools: two beakers, tweezers, bigger bigger
Extras: dull pennies, water, lemon juice, paper towels
Key science concepts:
Lemon juice is an acid. Water is not an acid.
What to do:
Check the video to follow the…