Rail Fixer
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Game Info for Teachers
COMBINED RATING
TEACHERS (21)
STUDENTS (1806)
LENGTH
9 Minutes
GRADES
CAPABILITIES
Description
On the Mathling bullet train, the rails over a bridge have broken apart due to rust! Because of the broken rails, the trains will stop moving and if they're not fixed properly, the trains could fall into the chasm below. We have prepared replacement rail parts for the broken ones, and need you to help slot in the new parts. In this game by Zapzapmath, learn how to use number bonds by adding up 2 parts to make a whole number.
Vocabulary Words
Instructions
Play through this interactive game to learn about Decompose Numbers into Addition Pairs. Suitable for K.
Main Concepts
Discussion Questions
Before the Game
How are addition and subtraction related?
After the Game
What were some strategies you used to quickly find the correct rail to equal both parts? How did you use subtraction to decide which rail to choose? How did you use addition to decide which rail to use?