Johntoy Lek & Lær

Fill the bottle with 30 ml of water and pour the cold oil into the bottle. Drop 1 color effervescent tablet into the bottle and see what happens. When the bubbling has stopped, add another color of effervescent tablet and watch the colors change.
Suitable from 10 years.

With the Science Explorer Crystal Terrarium kit, kids can create their own beautiful crystal world! Follow simple instructions to build a transparent terrarium and fill it with magical crystals. Watch as the crystals grow and transform the terrarium into a magical environment. Learn about the science of crystal formation and discover the fascinating properties of minerals through play. This educational and fun kit stimulates curiosity and teaches children about the wonders of nature. Unleash your inner scientist and admire the results of your very own Crystal Terrarium!

Are you curious, do you fancy a physics experiment and do you want to make your own crystal? Do it with this Science Explorer Crystal Making. Fill the cup with warm water, stir in the Cyrstal powder, let it rest and then put the base stone in it. Wait a day and watch your crystal grow and grow, after 7 days the crystal has grown. Wow what a beautiful specimen! From 10 years.
Different versions are supplied together.

Different variations will be randomly selected.