Use the sissers to cut the sponge into a house shape with a triangle roof.

Use the sticky tape to stick the popstick and sponge together.

Cut the paper into another house shape. (or another shape)

If you color in the shape you cut out you can the shape you cut.

Use the sticky tape to stick the shape to the popstick.

Put bicarbonate into the small bottle and get the lid ready

Once you have the lid ready put the vinegar in and quickly put the lid on tightly.

Shake the bottle up!

Use more sticky tape to tape the bottle to the boat you made.

Gently put the boat on the water and open the lid then let the lid go.