Key Features :
i : MAKE MATH FUN -- Try this set of 168 hardwood dominoes next time you're practicing number concepts with kids. Each set features 6 different colors – blue, green, yellow, orange, red and black.ii : LEARN AND PLAY -- Help children practice subitizing, addition, counting, matching, sorting, classifying and more. Or, use the dominoes for classic games like Draw, Mexican Trains and Matador.iii : BUILT TO LAST -- Made from durable hardwood, these dominoes are designed to last for years and withstand the rigors of childhood.iv : USE THEM WITH DICE -- Dominoes build upon kids' understanding of dot dice patterns. Use them with our Subitizing Dice (sold separately), Jumbo Foam Dice (sold separately) or other dot dice to practice mental computation.v : SET 'EM UP; KNOCK 'EM DOWN -- Set all the dominoes up in a row or a fun pattern. Push one and watch the dominoes fall as a chain reaction. Play with friends to see whose Domino Train falls fastest.vi : EASY STORAGE -- Keep your dominoes together with our convenient storage jar, which features a plastic handle for carrying.