var fDesc=new Array(); fDesc[0] = "Virtual Labs Bundle provides easy-to-use virtual experiments and highly accurate simulations, supported by reproducible worksheets, that help students build a practical knowledge of light and electricity.
Students practice valuable thinking skills-observation,
prediction, deductive reasoning, conceptual modeling, theory building, and hypothesis testing as they solve electricity challenges."; function tShowHide(id, show) { var s = document.getElementById("desc"); if ((s.innerHTML.length<=212 || show==1) && show!=2) { s.innerHTML = fDesc[id]; if (document.getElementById('m1')) document.getElementById('m1').style.display='none'; if (document.getElementById('m2')) document.getElementById('m2').style.display='none'; if (document.getElementById('more_txt')) document.getElementById('more_txt').style.display='inline'; } else { s.innerHTML = ''; } }