BubbleBrix are popping with fidgety, snappy, learning play! Press a letter bubble, feel it pop, learn its name and sound, and connect it to another letter block to build simple words, practice spelling, and early literacy—or create your own buildable masterpiece! Details: Multicolor 6.54" x 4.94" x 4.94" package size Includes 42 BubbleBrix, storage bucket, and activity guide For ages 3 and up