Squishy Circuits Deluxe kit, It comes with more items than the standard kit and comes with pre-made doughs, This kit also includes a deluxe battery holder which has a knob that allows your lights to blink and buzzers to beep at different speeds.
kit, properties of materials, allows students to make a wide range of investigations with only a small number of items, kit contains two sets of three metal cylinders - aluminum, copper, and steel. In one set the cylinders all have equal masses