Practice and check
Worked example
Turn the whole shape without flipping it. Follow the unequal arms or unequal triangle sides to distinguish a mirror image.
0° → 180°; C
- 0° → 180°; C
Check answers after trying
1: C 2: A 3: D 4: B 5: C 6: D
Turn the whole shape without flipping it. Follow the unequal arms or unequal triangle sides to distinguish a mirror image.
Next worksheet: Spatial Reasoning 2 - Find the Rotated Match (Not Flipped!)
Tips for Parents
▸ Why It Matters Turn the whole shape without flipping it. Follow the unequal arms or unequal triangle sides to distinguish a mirror image. Worked example: 0° → 180°; C ▸ Getting Started Before your child even looks at any answer choice, have them pick one asymmetric detail on the reference shape — a notch, a colored corner, an uneven edge, a single dot. Then, for each option, have them mentally rotate just that one detail and ask where it should land if the option really is a rotation. Trying to judge an entire irregular shape's rotation at a glance overloads working memory fast; tracking one landmark keeps the task small and manageable. A detail that ends up in the wrong spot instantly rules out a mirrored decoy, even when the rest of the shape looks convincing. ▸ If They Get Stuck Trace the reference shape onto tracing paper or a see-through sheet, then physically rotate that paper to test each answer choice. If flipping the paper over — rather than simply turning it — is required to make it match an option, that option is a mirror image, not a rotation, and can be eliminated immediately. This hands-on check turns an abstract mental puzzle into something your child can verify with their own hands, which builds the intuition needed to do it in their head next time. ▸ Praise Points Praise the moment your child catches a mirror decoy specifically, not just a correct final answer: "You almost picked that one, but then you noticed it was flipped instead of turned — that's exactly the trap this puzzle is built to test, and you caught it." Naming the specific reasoning move — checking one detail, noticing a flip — helps your child recognize it as a repeatable strategy they can reach for again, especially once shapes get trickier in the next worksheet in this series.
What This Worksheet Builds
This six-puzzle set trains mental rotation and its trickiest companion skill: telling a true rotation apart from a mirror-flipped decoy. Your child learns to track one asymmetric detail through a rotation rather than judging a whole shape at a glance.
Next Step
Continue to Spatial Rotation 2, which tests the same skill with less symmetric shapes whose mirror decoys look even more convincing at first glance.