- Free guide
- Ages 10+
How to Read a Tape Measure
Help your young carpenter learn to read the marks on a tape measure — inches, halves, quarters, eighths and sixteenths — with a hands-on practice worksheet.
- Ages 7–10
- 1 hour
- Hand tools + drill
Rubber-Band Riverboat
This is a 75-minute hand-tool woodworking plan for builders ages 7–10, building a paddle-wheel riverboat whose stern paddle is driven by a twisted rubber band. The PDF includes the cut list, shopping list, full-size templates, step-by-step build sheet and shop notes on using the miter box safely. An adult handles all drilling; your builder measures, marks and cuts every part in a miter box.
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Project specs
| Age group | Ages 7–10 |
|---|---|
| Project length | 1 hour |
| Build time | About 75 minutes |
| Tools | Hand tools + drill |
| Finished size | 3-1/2in W x 6in H x 11in L |
| Measurements | Imperial (inches) |
| Pages | 8-page PDF |
| Price | Home $10.00 · Classroom & Group $20.00 |
About this project
An old-time paddle-wheel riverboat, complete with a cabin, an upper deck, a pilot house and twin smokestacks. Once it's built and sealed, your builder winds the stern paddle about 20 turns, sets the boat in a tub or pool, and watches a twisted rubber band drive it across the water.
Every cut in this plan is a straight 90 or 45 degree cut made in a miter box, so there's no freehand sawing. Your builder measures and marks each piece from the cut list or the full-size templates, clips the 45 degree bow and deck corners, and sands each part before handing it to a grown-up for drilling. From there, it's glue, screws, paint, and a float test before the final seal.
It's a short, satisfying build with a reward that floats — a great first project for a young carpenter who wants to see their work move.
Skills you'll practice
- Measuring and marking from a cut list and templates
- 45 degree corner cuts in a miter box
- Stacking and aligning a multi-layer superstructure
- Following an assembly order
- Understanding stored energy (the wound rubber band)
- Sanding, painting and sealing a finished build
Questions
How long does this project take?
About 75 minutes, with every cut made in a miter box — no rip cuts or freehand sawing.
What tools do we need?
Hand tools: a miter box, back saw, clamp, tape measure, stubby screwdriver and sanding block. A grown-up also needs a drill for every screw hole and the dowel holes.
What wood do we need to buy?
Small amounts of 1x4, 1x3, 1x2 and 2x4 pine plus a 3/4" dowel — the shopping list gives the shortest length to buy for each, and scraps work for the smaller pieces.
Does the boat actually move in water?
Yes. Wind the stern paddle about 20 turns, set the boat in a tub or pool, and the twisted rubber band drives it across the water.
Where does the adult need to help?
The adult drills every screw mark and hole, starts each screw, and steadies long boards while the builder saws. The builder does all the measuring and cutting.
Can we paint or decorate it however we like?
Yes — the plan calls for exterior paint or a spray clear coat after a float test, so your builder can finish it however they like as long as every surface gets sealed.
Build guides for this project
- Free guide
The Speed Square: A Sawdust Scholars Field Guide
A plain-English walkthrough of the one layout tool every carpenter should master — from basic anatomy to marking square cuts, angles and rafter layouts.
- Free guide
How to Set Up and Use the Stanley Deluxe Clamping Miter Box
Set up the Stanley Deluxe Clamping Miter Box with your young carpenter and walk through a first clean 90°, 45° or 22.5° hand-saw cut together.
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