This could be a fun science fair project someday :) Ants stomachs are transparent. a woman noticed it when ants drank/ate spilled milk one day so she gave them some colorful candy and then photographed them!
Glow sticks in the pool, great for night swimming! Not sure this would be the best idea for a big in ground pool (would probably take a couple hundred sticks), but would definitely be cool in a kid pool or an above ground pool!
Funny pictures about This is what happens to an egg submerged in vinegar. Oh, and cool pics about This is what happens to an egg submerged in vinegar. Also, This is what happens to an egg submerged in vinegar.
For camping or late nights at the beach - Leave of Mountain dew in bottle (just don't drink it all), add a tiny bit of baking soda and 3 caps of peroxide. Put the lid on and shake - homemade glow stick (bottle) solution. Now I don't want to drink mt dew
Balloon ninjas to shoot with nerf guns. This is a fantastic idea! Great for little boys! I know this was posted as an idea for little boys. but I think I'd like to have a nerf gun battle with these ninjas.
DIY easy bubble blower - made with empty water bottle! The kids loved it! There was a "fight" over a larger water bottle until the kids discovered you can make longer bubble "tails" with a smaller bottle (requires less air to blow).