Not enough time for crafting your own learning games? Then let your students make them! These spring math activities for preschool are simple do-it-yourself projects your class can help you create!  Easy Number Sense Activities Just how easy are these number sense activities? Well, first of all, everything you need is probably in your supply cabinet.  Second, you won’t have to spend your entire weekend prepping for next week. And finally, your students will be over the moon excited to use all the things they helped make! These beautiful Counting Mats are my favorite DIY project! Perfect for Spring, Earth Day, or an ocean unit!  You’ll need white cardstock, blue…