Logic Roots Mountain Raiders Addition Game - Fun Math Board Game For 7-9 Year Olds, Easy Start Stem Toy With Addition Of 2 & 3 Digit Numbers, Perfect Learning Gift For Girls & Boys, Grade 2 And UpStory And Concepta Huge Treasure Is Waiting For The Brave Mountain Raiders On The Top Of Mountain. Master Three Digit Additions Along The Way. We Have Done Extensive Research To Develop This Unique Game Board. It Comes With A Special 20 Faced Dice And Built In Challenges Along With Hours Of Fun. At The Same Time, You Will Be Mastering Addition Skills Like No One Else! Go Mountain Raiders! Skills Addition Number Recognition Number Sequencing Speed