The $100 Teen Party Challenge: A Budgeting Game with Six Surprise Rounds

Prepared October 29, 2026. USD values are fictional practice prices unless a card expressly identifies historical source dates. No current retail lookup is implied.

Player guess sheet
#	Item / exact unit	Your guess / points
1	Starting balance USD remaining from $100 event budget Essentials $55, decorations $12, game kit $18. What remains from $100?	Guess: __________ Points: ______
2	More guests USD remaining after 2 extra guests Reset to $85 plan. Add 2 guests needing $3 snack+$1 drink each. What remains?	Guess: __________ Points: ______
3	Snack price increase USD total event spending Reset to $85 plan; 10 snacks rise from $3 to $3.50. What is total spending?	Guess: __________ Points: ______
4	Smaller budget USD minimum spending reduction Reset $85 plan; new budget $80; keep $10 reserve. How much must spending fall?	Guess: __________ Points: ______
5	Compare plans USD difference between plans Plan A: $55 essentials+$18 game. Plan B: $55+$12 decor+$10 cards. How much more is B?	Guess: __________ Points: ______
6	Spendable balance USD available after $10 reserve Plan A costs $73. How much may be spent from $100 while keeping $10?	Guess: __________ Points: ______

Detailed prompt cards and source fields (optional reference)