Mr. Pen- Geometry Set, 15 pcs, Blue, 6 Inch Swing Arm Protractor, Divider, Set Squares, Ruler, Compasses and Protractor
It's right at what it usually sells for. We've only tracked 6 prices on this exact item, so this outlook leans on 57 similar Mr. Pen products. We don't have a strong enough pattern to call this one — no guessing. Heads up: this re-priced downward recently — we judge it against its new normal of $12.85, not the old $17.25.
Price context
This verdict comes from tracked price history. Run a live check for the freshest read — or set a free price-drop alert.
Run a live price check →typical$11.69
all-time low100/100
Drop Tendency
How we predict: Thrifle reads this product's real Amazon price history and runs it through our price models — a transparent statistical engine plus GOAT Model 2.0, our machine-learning model — to estimate whether the price will drop, how low it's likely to go, and when. Every verdict shows its benchmarks and its own confidence, and we grade ourselves in public: see our live accuracy track record.
Frequently asked questions
Will the price of Mr. Pen- Geometry Set, 15 pcs, Blue, 6 Inch Swing Arm Pro… drop?
Thrifle's model expects it could drop to about $10.48 (likely $9.85–$10.90) — versus $12.99 today.
Is now a good time to buy Mr. Pen- Geometry Set, 15 pcs, Blue, 6 Inch Swing Arm Pro…?
Thrifle's current verdict is Fair price (Borderline) with 30% confidence. Today's price of $12.99 is above the typical price of $12.85. It's right at what it usually sells for. We've only tracked 6 prices on this exact item, so this outlook leans on 57 similar Mr. Pen products. We don't have a strong enough pattern to call this one — no guessing. Heads up: this re-priced downward recently — we judge it against its new normal of $12.85, not the old $17.25.
What is the lowest price Mr. Pen- Geometry Set, 15 pcs, Blue, 6 Inch Swing Arm Pro… has been?
The lowest tracked price for this product is $11.69, recorded on May 4, 2026.