Kick-start the building blocks of calendar concepts with this BlockStars! Bulletin Board Set. Use it to explore and feature special days, months, seasons and the weather. Set includes a 17-1/2" x 23-1/4" calendar, weather graph, weather wheel, seasons card with slider, 33 numbers, separate topper, 12 month headers, 46 special days, blank header, and Yesterday, Today, Tomorrow sliders. The 103 colorful pieces measure up to 23". Included Discovery Guide is filled with creative activities that teach and delight. Bulletin board set coordinates with BlockStars! Collection.