Move a curve. Notice its patterns.
Rearrange pieces. Find the turning point.
See every part of a product.
Find the product inside an expression.
Change steepness. Connect points and a rule.
Explore constant steps, square and triangle numbers, and Fibonacci.
Multiply in stages. Collect matching powers.
Move two lines. Find a shared solution.
Find values and regions that satisfy a condition.
Keep equality while undoing operations.
Make a different quantity the subject.
Explore inputs, inverses and composition.
Move a tangent and discover the power rule.
Explore signed area and families of antiderivatives.
Replace letters with values, then calculate.
Multiply every term inside the bracket.
Group common factors and reverse expansion.
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