Toy designed for older audiences, such as teenagers or adults, demonstrate advanced concepts. Newton's cradle, a desk toy designed by Simon Prebble, demonstrates the conservation of momentum and energy. Not all toys are appropriate for all ages of children. Even some toys which are marketed for a specific age range can even harm the development of children in that range. "Age compression" is a toy industry term that describes the modern trend of children moving through play stages faster than they did in the past. Children have a desire to progress to more complex toys at a faster pace, girls in
Lebanese Center for Energy Conservation others. Pilot projects help initiate a new momentum in the market, and most importantly offer an opportunity to benefit from the lessons learnt. The Chinese government donated 500 solar water heaters to be installed in the liberated areas in South Lebanon. The Lebanese Center for Energy Conservation (LCEC) was assigned by the Ministry of Energy and Water (MEW) to support its installation both technically and financially. The workload consisted of handling all project logistics, hosting Chinese experts to conduct an intensive training workshop, assisting in the selection of beneficiaries. In addition to the above, a sum of 112,500 USD was