take snorkel under the leaves.

give it to the 3rd guy to dive in the river

get a crab.

get a carpenter tool under the stone.

use crab to cut wires.

get a nail puller.

use it to save the monkey.

get a rice ball.

use carpenter tool on the wood. and get a wooden bowl.

put the bowl under the dropped rain.

get a pail from the sky.

click the pail to the animal other side of the river.

get a cannonball.

turn the rocket device down and click it with cannon ball.

get an ax.

give the ax to the farmer to cut the tree.

click with the rice ball to the farmers rice ball.

you will see the mice.

use your carpenter tool on the tree you have.

and get a normal mallet.

give it to the left mouse.