DIY
Green Science Clean Water Science Educational Kit

Product description：

• This unique kit contains many
  interesting water purification experiments. Learn the science of cleaning
  and reusing sewage and help protect the environment. This is a very cool
  water science experiment kit.

• Age: 8 years old or older

• What do you get?

• Green Science Clean Water Science
  Kit.

Kit content:

• 1 pack of Huanggang stones

• 1 pack of porcelain sand

• 1 pack of activated carbon

• 1 pack of quartz sand

• 1 pack of baking soda

• 1 pack of potassium alum

• 6 sheets of filter paper

• 2 pieces of sponge

• 1 filter device

• 1 manual

Note:

• This kit is not suitable for
  drinking filtered water equipment. Do not drink water for experimentation.

• Some experiments involve hot
  water. Adult supervision is required.

Teach

• Warning: suffocating dangerous
  small parts. Not suitable for children under 3 years old.

• Buy him and let your child enjoy
  the charm of science