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SolveMe Mobiles

SolveMe Mobiles from the US National Science Foundation invites students to play with virtual mobiles: balanced structures with hidden values for the weights. These interactive puzzles help develop algebraic and problem-solving skills.

Additional details
Year level(s)	Year 2, Year 3, Year 4, Year 5, Year 6, Year 7
Audience	Student
Purpose	Student task, Home practice tasks
Format	Interactive
Teaching strategies and pedagogical approaches	Concrete Representational Abstract model
Keywords	algebra, balance beam, unknowns
Curriculum alignment
Strand and focus	Algebra, Build understanding
Topics	Algebraic expressions, Patterns and algebra
AC: Mathematics (V9.0) content descriptions	AC9M7A01 Recognise and use variables to represent everyday formulas algebraically and substitute values into formulas to determine an unknown AC9M6A01 Recognise and use rules that generate visually growing patterns and number patterns involving rational numbers AC9M5A02 Find unknown values in numerical equations involving multiplication and division using the properties of numbers and operations AC9M4A01 Find unknown values in numerical equations involving addition and subtraction, using the properties of numbers and operations AC9M3A01 Recognise and explain the connection between addition and subtraction as inverse operations, apply to partition numbers and find unknown values in number sentences AC9M2A01 Recognise, describe and create additive patterns that increase or decrease by a constant amount, using numbers, shapes and objects, and identify missing elements in the pattern
Numeracy progression	Number patterns and algebraic thinking (P3, P4, P5, P6) Multiplicative strategies (P7) Additive strategies (P7, P8)
Copyright details
Organisation	Education Development Center
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