Content atlas · Common Core State Standards for Mathematics 2010

Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram.

CCSS.MATH.CONTENT.2.MD.B.6

2 published problems

1. The Ironclad’s Hidden Rest Site — Use equal jumps to locate the Ironclad’s hidden Rest Site on the Spire.
2. Lakitu’s Hidden Boost Setting — Test Lakitu’s hidden boost setting and prove where every later checkpoint becomes reachable.