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⚖️ Variable Balance
Lesson 3 — When There Are Several x's
⏱ 20 minutes 💻 Web game (play right away, no prep needed)
💡 Coefficients — several x blocks together on one side of the scale represent "x multiplied by a count" (2x, 3x) 🎂 Grades 4–6 (ages 9–12)
👨👩👧 Notes for parents
Age: Grades 4–6 (ages 9–12) Duration: 20 minutes Format: Web game (play right away, no prep needed) Concept: Coefficients — several x blocks together on one side of the scale represent "x multiplied by a count" (2x, 3x)
Learning Objective
Kids find x when there is more than one x block on the same side — understanding that x+x = 2x.
Do It Together (Parent-Child Co-participation)
Place several identical objects (like pencils) on one side of a toy scale, and ask how much one pencil weighs if the total is a known number.