Hopsa
Water with more sugar dissolved in it is denser – heavier for the same amount – so it sinks below less sugary water and the layers stay apart. Pouring slowly enough to keep them separate is a real exercise in fine motor control and self-control.
The steps are in the app
Step-by-step instructions, tips and an easier and a harder version are waiting in the Hopsa app – along with 300 more ideas matched to your kids’ ages.
Coming soon to the App Store and Google Play
