This has gotten quite popular recently! Make sure you have ample space if you decide to try this one out for yourself. Adult supervision may be required.
Write secret messages with this "magic ink" -- it requires minimal preparation, so you won't need to leave the house for any supplies. Feel free to swap out some materials with similar objects that you have at home.
Impress your family by lifting an ice cube with nothing but a piece of string and some salt -- and no, you do not have to tie the string around the ice cube. Perfect for a quarantine boredom-buster!
Parents won't get you a lava lamp no matter how much you ask for one? Make your own. No electricity required -- just the concept of density.
Want to make crystal snowflakes but without the borax for the younger folk? Try this (slightly different, but still cool) version.
Cloud dough is a very versatile project! It's best suited for younger kids, although older kids can certainly join in if they wish. This simple project can be twisted into multiple different variations for maximum exploration.
Oobleck is a well-known guest at the party when it comes to science projects. It's very easy to make, and even easier to play with. However, many people don't know what makes oobleck the way it is -- and what it means to be a non-Newtonian fluid.
I'm kicking off 52 Weeks of GUST with my personal favorite experiment from when I was a kid! This is my go-to experiment for small groups; while it is fairly straightforward, it requires a lot of adult assistance, especially with younger kids. However, nothing can beat the end product -- try out this experiment and see it for yourself!