Chemistry

Pure water

Pure drinking water is essential to life – and the modern era has seen the advent of a wide variety of sources that contaminate our water. With the “Pure Water” set by MEL Science, you will assemble two different types of water filters and cleanse water samples of organic and heavy metal contaminants. Plus, learn what happens to water when it undergoes electrolysis, and study a fascinating method of obtaining pure water.

Get this set

This set and 70+ others are included in the MEL Science subscription. Subscribe to MEL Science to get a new science set every month.

Get started Learn more

You will:

purify water with a DIY filter
create a filter that rids water of heavy metals
learn how to obtain an oxyhydrogen mixture via water electrolysis

You will learn:

how carbon water filters work
what ion-exchange resin is and how to use it in a water filter
what electrolysis is

Experiments

What’s a MEL Science subscription?

100+ hands-on science projects

giving you new ways to bond with your kids.

50+ unique digital experiences

making your kids’ screen-time more worthwhile.

One subscription

Hands-on projects delivered monthly to your home, plus digital experiences available anytime.

From € 29,90/month.

Pause or cancel at any point.

Loved by parents

Amanda Smith Burt

"We love MEL Science. I’ve homeschooled for 10 years and these are just what we needed. Easy, fun, and the kids love to do them."

Christine Bozzo-Kline

"We love how easy it is to follow the experiments step-by-step using my cellphone. MEL Science experiments assure that our son has experience using lab equipment and chemicals. I highly recommend MEL Science kits!"