yes.
No they were not to make the first tools homo erectus did make the first tools
The tools needed to make a Lamassu were as simple as a chisel. The Lamassus are made by using the chisel and subtracting pieces of stone from it.
They could make tools and use tools.
The Homo habilis
There are many ways that the sun will make your weather machine. The sun could power your weather machine for example.
Meteorologists are the professionals who predict the weather. They study the atmosphere's conditions and use various tools and technologies to make forecasts about upcoming weather patterns.
The best tools you will need is a hammer and a saw to make the theatre. You will also need a needle and thread to make the puppets. It is simple if you have a layout of exactly what you want to make.
they mostly used rocks and wood that they could find to make out tools
A sunny but little cold weather could make the mountain climber optimistic.
Birds don't make tools but some birds use tools .Their tool is a simple stick held in beak , used to disturb ants in a nest and then eat the ants as in tool using Mangrove finch .
Meteorologists use tools including barometers, thermometers, anemometers, and wind vanes.
It depends what is available, a shelter could be as simple as leaves piled on top of a simple frame of sticks, it could be a brick built house with central heating & indoor plumbing. How urgently do you need it, how long do you need it to last, what is the weather like, what is available in terms of materials, skilled labour, etc, etc, etc