Test Tubes
All tubes can be closed and are suited to many
experiments. The unbreakable test tubes are
made of high-quality plastic. Even younger
pupils can use them safely.
You can conduct the following
experiments:
take samples of water and test them
watch seed sprouting and growing
look how plants absorb water
solve solid substances like salt or
sugar in fluids
examine our food
(substances of content)
make mixtures and part them again
make acids and bases from lemon
juice and soap and test them with
indicator paper
experiment with sludge

2 giant test tubes in a rack.
4,5 cm, height: 18 cm
Each test tube has got a screw cap,
a pipet and a small spoon.