Primary colours

Remember the jelly balls? We put about a teaspoon of the tiny polyacrylamide balls into glasses full of water and food colouring, and by morning, we had this:

What had started out as a tiny clump of white beads at the bottom of a glass of coloured water magically transformed into glasses full of nearly invisible jelly marbles. We scooped some out to see if they had, indeed, acquired a colour of their own. This is what we got:

They are coloured, but not very brightly. Maybe they’ll get darker if the marinate more? We plan to leave them in for a few more days and then see what happens next.

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s