Light Box - Hodson Collimating Lens & Slit Formers L1-Furniture & Storage-L2-Tables & Desks-L3-Whiteboard Tables the chair ensures comfort and

the chair ensures comfort and promotes good posture throughout extended sitting periods

varied textures

this set enhances sensory and STEM-based play

tactile play

Light Box - Hodson Collimating Lens & Slit Formers L1-Furniture & Storage-L2-Tables & Desks-L3-Whiteboard Tables the chair ensures comfort andThe IEC 'Hodson' Light Box and Optical Kit has been copied in many countries around the world, but the original is still the best quality and the best value for money. The box permits many experiments in basic optics and colour blending. SERHL2060 020 is for the Light Box only with the set of 3x slit formers. The full kit is not included. See SERHL2060 010 for the full kit. The box is designed to take the rough handling of students and the unique lamp