On the bench · not built yet
Pattern Detective
Odd number patterns in the multiplication table hide a culprit's alibi; explain the pattern to close the case.
Nearby on the shelf
Grade 3 · Math · Sandbox
Equal Groups Zoo
Feed zoo animals equal groups; the tool shows the same picture as an array, a skip-count and an equation.
Grade 3 · Math · ArcadeMultiplication Dungeon
A retro dungeon crawl where each door is a fact; facts you miss come back as tougher monsters until mastered.
Grade 3 · Math · SimulatorRoller Coaster Rounding
A coaster car rolls to the nearest ten or hundred hill; see why 45 rolls up.