β All challenges
The worm's workshop
What makes soil healthy?
π¬ βI'm Wiggy the worm. Come down into my tunnels!β
The soil is hard and pale.
The big idea
Worms make tunnels and rich soil so plants can grow strong.
π What's happening: Pick a tool below and see what happens.
Air in the soil25%
Rotted leaves20%
Soil health30%
Your tools
π¦ Stuck? Ask Professor Owl
Asking for help is what real scientists do. I have this many little clues: 3
π My discovery journal
0
tests
0/0
guesses right
0
big ideas
Nothing here yet. Try a tool and your very own science story starts!