Designed to promote mastery of number order. This app replicates a simple classroom activity in which children place number tiles in order from least to greatest. Options include using 10, 15, or 20 number tiles and designating a range of beginning numbers. Includes options in the iPad version to designate the beginning number as well as setting options to worth with hundreds and negative numbers. Designed as part of the NumberSense Project at Augustana College in Rock Island, IL.
Line 'em Up is a free educational mobile app By Classroom Focused Software.It helps students in grades 3 practice the following standards 3.OA.9.
1. 3.OA.9 : Identify arithmetic patterns (including patterns in the addition table or multiplication table), and explain them using properties of operations. For example, observe that 4 times a number is always even, and explain why 4 times a number can be decomposed into two equal addends. .
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