
Grades 7–8 · Functions
Function Junction
Build the longest train by spotting functions and matching tables, graphs, equations and stories. Collect all five car types for a caboose bonus.
2 multiplayer classroom games aligned to Common Core standard 8.F.A.3 (often written 8.F.3). Pick one to practice this standard with your whole class on a smartboard or Chromebooks, with no student logins. Every game has a free demo.

Build the longest train by spotting functions and matching tables, graphs, equations and stories. Collect all five car types for a caboose bonus.

Feed numbers into the rule machine, study the last 10 inputs and outputs, then crack the rule by writing it as an equation like 2x + 3 = y. Extreme mode adds exponents.
The All-Access Teacher License includes every game, every grade and all future games.