Image Item No. Description  2009680  Activity Pack For eLAB Energy Work Power Starter Set Catalog: Books: Curriculum Activity Book: Educational & Dacta: Technic: eLAB  2000040  eLAB Energy Concept Guide Catalog: Books: Curriculum Activity Book: Educational & Dacta: Technic: eLAB  2000040nl  eLAB Energy Concept Guide - Onuitputtelijke mogelijkheden? (Dutch Version - 090287) Catalog: Books: Curriculum Activity Book: Educational & Dacta: Technic: eLAB