Germination Growth Development

Natural objects, prepared and mounted in boxes 17.5 x 17.5 cm, with accompanying teacher's text and schematic sketch as well as cards for the stud...

Plant seeds are often in a dormant state for months, but as soon as optimal growth conditions are achieved, the seeds begin to ripen. They need energy...

Indoor greenhouse including 15 pots for growing plants in the classroom. Ventilation slides in the bonnet allow ideal air circulation and high humidit...

All living beings need energy and this is provided by a chemical process. The energy balance of plants is regulated by several processes. During the d...

Natural objects, prepared and mounted in boxes 17.5 x 17.5 cm, with accompanying teacher's text and schematic sketch as well as cards for the stud...

Natural objects, prepared and mounted in boxes 17.5 x 17.5 cm, with accompanying teacher's text and schematic sketch as well as cards for the stud...