Double-or-halves-chute-cards-level-1-Smart-Kids-C07-Improve-students-39-ability-to-quickly-halve-&-double-numbers-under-100-Problems-on-the-cards-include-written-questions-as-well-as-equations-br-li-Works-on-its-own-as-a-set-of-playing-cards-or-with-the-Smart-Chute-98-1284 Double-Or-Halves-Chute-Cards-Level-1