Construction of a modern kindergarten with major environmental ambitions in terms of self-consumption of the building via photovoltaic panels and the use of renewable energy (wood pellet heating), the cooling of the premises to significantly reduce its carbon footprint and achieve the level of performance E4, to use Local Wood for framing and cladding, and to promote the infiltration of rainwater. Combination of two old energy-intensive and unsuitable kindergartens in a modern, well-insulated building, heated via renewable energy