Our superior-quality blocks are precision made from hardwood with sanded smooth beveled edges. A total of 28 shapes are precisely dimensioned so the blocks are easy to stack. Each set comes with a lifetime guarantee.
Long lasting power for all electronic devices you use the most! Duracell® batteries are long lasting and dependable even after 7 years of storage. Last up to ten times longer than zinc-carbon batteries in power demanding applications. Long service life at a high drain discharge, operates in temperatures in extremes of -4 degrees F to 129 degrees F. Date coded to ensure freshness, no added mercury. Great for use in: Motion Sensors, Testing Equipment, Remote controls, Flashlights, Calculators,… More »