Lowering the Counterweight of a Bascule Bridge Model
Use this printable hidden picture for a City Careers search-and-find activity for ages 13–17. Find 12 hidden objects, including Control handwheel, Support rod sample and Counterweight block. Difficulty: hard (L4). Includes Color / Line art / Answer key. Use Line art for coloring. Check your finds with the Answer key. Browser printing can also save as PDF. Scene: Lowering the Counterweight of a Bascule Bridge Model.
A museum guide turns the control handwheel while a student takes notes. The central bascule-bridge model has a raised leaf and one rectangular counterweight inside a transparent guide.
3-page print layout: 1. Color · 2. Line art · 3. Answer key. Choose Print, then your printer or Save as PDF. Choose page 2 to print just the line art. Free for personal and classroom use. No sign-up needed.
A museum guide turns the control handwheel while a student takes notes. The central bascule-bridge model has a raised leaf and one rectangular counterweight inside a transparent guide. Loose component samples occupy a separate shelf to the right.
Find twelve targets: control handwheel, support rod sample, counterweight block, cable coil sample, bearing sample, pulley sample, recording clipboard, pencil, straight ruler, pocket torch, bridge-type card and inspection mirror. The loose pulley and cable coil on the shelf are the intended sample targets; installed model mechanisms are scenery. Shorter names appear in the legend.
Contains Chinese and English color, lineart and answer PNGs, each 1072 by 1620 pixels. The answer colors are red, blue, cyan, orange, green, purple, pink, gold, blue, yellow, lime and violet-pink respectively. Paper, mirror glass and installed model hardware remain white. Lineart simplifies water, skyline and material details, with some internal bridge lines changed. Engineering motion and accuracy have not been validated. Source guidance is ages 13–17, L4; no child playtesting was performed.
Make it your own
Search on your own, compare discoveries with a partner, or color the line art after finding the objects. Keep the Answer key separate until you are ready to check.
Read the 12 object names together before searching. Say each word, look at its shape, and then find the matching object in the scene.
Object words and observation prompts for this puzzle
Word
Meaning or search cue
Say it
Control handwheel
Find the object named Control handwheel. Compare its outline and small details with the matching shape in the scene.
Say Control handwheel aloud. Can you describe its shape without pointing to it?
Support rod sample
Find the object named Support rod sample. Compare its outline and small details with the matching shape in the scene.
Say Support rod sample aloud. Can you describe its shape without pointing to it?
Counterweight block
Find the object named Counterweight block. Compare its outline and small details with the matching shape in the scene.
Say Counterweight block aloud. Can you describe its shape without pointing to it?
Cable coil sample
Find the object named Cable coil sample. Compare its outline and small details with the matching shape in the scene.
Say Cable coil sample aloud. Can you describe its shape without pointing to it?
Bearing sample
Find the object named Bearing sample. Compare its outline and small details with the matching shape in the scene.
Say Bearing sample aloud. Can you describe its shape without pointing to it?
Pulley sample
Find the object named Pulley sample. Compare its outline and small details with the matching shape in the scene.
Say Pulley sample aloud. Can you describe its shape without pointing to it?
Recording clipboard
Find the object named Recording clipboard. Compare its outline and small details with the matching shape in the scene.
Say Recording clipboard aloud. Can you describe its shape without pointing to it?
Pencil
A writing or drawing tool with a solid core inside a casing.
Say Pencil aloud. Can you describe its shape without pointing to it?
Straight ruler
Find the object named Straight ruler. Compare its outline and small details with the matching shape in the scene.
Say Straight ruler aloud. Can you describe its shape without pointing to it?
Pocket torch
Find the object named Pocket torch. Compare its outline and small details with the matching shape in the scene.
Say Pocket torch aloud. Can you describe its shape without pointing to it?
Bridge-type card
Find the object named Bridge-type card. Compare its outline and small details with the matching shape in the scene.
Say Bridge-type card aloud. Can you describe its shape without pointing to it?
Inspection mirror
Find the object named Inspection mirror. Compare its outline and small details with the matching shape in the scene.
Say Inspection mirror aloud. Can you describe its shape without pointing to it?
Write a short list of the object names, or describe one find while a partner guesses the word. Then return to the picture and look for the next object. See the how-to-play guide for more ways to use the pages.
Printing tips for this puzzle
What is in the three pages?
Page 1 is Color for a picture search, page 2 is Line art for finding and coloring, and page 3 is the Answer key. Switching the preview above does not change this three-page print layout.
Paper size and fit
The print layout uses Letter paper (8.5 × 11 inches) with space around the artwork. For A4, choose Fit to page and check the print preview so every border stays visible. Turn off browser headers and footers to avoid extra dates and URLs.
Print only the page you need
Choose page 2 in the print dialog to print just the Line art. Use it as a coloring sheet or an ink-friendly search page. Choose page 1 for Color, or page 3 for a separate Answer key.
Keep the answer separate
Leave the Answer key on screen until you finish, or print page 3 separately. For a group activity, use individual search pages so everyone can mark their own discoveries at their own pace.
Save a copy from your browser
After the three images finish loading, choose Print and select your printer or Save as PDF. Check the selected page numbers before saving. Personal, family and your own classroom or group use follow the site terms.
Questions about this puzzle
How many objects are hidden in this puzzle?
There are 12 objects to find: Control handwheel, Support rod sample, Counterweight block, Cable coil sample, Bearing sample, Pulley sample, Recording clipboard, Pencil, Straight ruler, Pocket torch, Bridge-type card, Inspection mirror. Use the separate Answer key when you are ready to check their locations.
What age is this puzzle for?
The suggested age is 13–17 years. Ages and difficulty are guides: choose a version that feels comfortable, and work together if helpful.
Can I print only the line art page?
Yes. Choose page 2 in the three-page print dialog. Line art can be used on its own for finding and coloring. Page 1 is Color and page 3 is the Answer key.
Do I need an account to print?
No sign-up is needed to print this free set. Open Print / Save as PDF, wait for the three pages to load, and choose your printer or Save as PDF.
Can I use this in a classroom or co-op?
Free puzzles and purchased sets can be printed for personal use, your family, or your own classroom or group under the site terms. Reselling, repackaging or uploading the files to another public website is not included.
Read the usage terms for classroom and group permissions, or contact us if something on this page needs attention.
