Choose a mode
Find the rule of the sequence (add or multiply), set the missing stone with the − / + buttons (or drag up to raise it), then press Check
Find the rule of the sequence (add or multiply), set the missing stone with the − / + buttons (or drag up to raise it), then press Check
3D math game · Best for grades 3-5
Find the rule and fill in the missing stone in the sequence
Completing a sequence requires identifying the rule instead of guessing the next number.
The game builds understanding of Sequences. Find the rule of the sequence (add or multiply), set the missing stone with the − / + buttons (or drag up to raise it), then press Check
patterns, sequences, and skip counting.
Students identify the rule and extend it step by step.
Predicting the next term becomes more fluent.
Use it for individual practice, paired work, or a short class demonstration before worksheets.
Start with the game above, then continue with written practice to reinforce the skill.