Make some truly amazing, magic colour changing potions in this brilliant science activity for kids! Perfect for the classroom, home school, science fair projects or a rainy day activity for all ages to enjoy together. This magic colour changing potions science activity is a true classic and one we have had on our must-do list...Read More »
Another pinner says: How Many Drops of Water Can a Penny Hold? My daughter did this as her science fair project last year and it was very popular. She even used water variations (Kool-aid, salt water, etc).