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Unit Detective
Real headlines with impossible numbers; use dimensional analysis to find which claims fall apart.
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Grade 9 · Math · Puzzle
Exponent Rule Builder
Unlock exponent rules by experimenting with patterns, then prove why a 1/2 power is a square root.
Grade 9 · Math · SandboxAlgebra Tile Studio
Factor and complete the square with algebra tiles; watch the rectangle and the expression change together.
Grade 9 · Math · BuilderPolynomial Garden
Multiply polynomials as area models that grow into gardens; like terms bloom in the same color.