BuzzFeed Staff

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Can You Remember These Primary School Experiments?

Watch it go!

Let's start easy. What do you need to do to this paper towel and bean in a jar for a shoot to grow?

You can! Just stick two metal electrodes (one zinc and one copper) into the potato.

Is it actually possible to make a battery with a potato?

Also called corn starch if you're American. The resulting non-Newtonian fluid is sometimes called "oobleck".

What is the name of the powder that you add to water to make this goop that's liquid when you pour it, but goes solid when you step on it?

"Hydrophobic" = "water-fearing"

What sort of substance is "magic sand" coated with to keep it dry even when submerged in water?

Red cabbage contains pigments that can show a wide range of pH.

Which vegetable can you extract pigment from to use as an indicator of pH?

It's a quadrat!

What is the name of this piece of equipment?

Lucky you.

How can you use an insect pooter to collect specimens without swallowing them all?

Oil and water don't mix! The food colouring mixes with the water, which moves around the oil in bubbles.

Why does mixing vegetable oil, water, and food colouring in a plastic bottle create a lava lamp effect?

The cushioning slows down the egg once the container hits the ground, lessening the impact and making it more likely to survive the drop.

In an egg drop experiment you make a container to keep an egg intact during a one metre drop. Why is cushioning important?

You put baking soda and vinegar into a plastic bottle, then cover the opening of the bottle with a balloon. What gas inflates the balloon?

Sorry, you failed! Try again using some of the things you learned while taking the test?

Not great, but at least you didn't fail. And hopefully you learned something!

Congrats! Your primary school science teacher would be proud.

You got a B

Congrats! Your primary school science teacher would be very proud.

You got an A

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Can You Remember These Primary School Experiments?

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