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4H

243 Products
Robotics: Urban Search & Rescue Challenge Set
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$675.00
Aircraft Structures Pack
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$205.00
Bottle Rocket Smorgasbord
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$71.75
Bottle Rocket Starter Set
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$285.00
BridgePak
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From $35.95
Cantilevered Bridge Class Pack
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$169.95
Economy Rocket Packs
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From $118.50
FlightPak
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$120.00
Pitsco Solid-Fuel Rocket
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From $6.50
R2K Water Rocket
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From $3.65
Ray Catcher Consumable Packs
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From $150.00
Ray Catcher Sprint Deluxe Solar Vehicle
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From $52.95
TowerPak
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From $25.50
Wind Gen
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From $13.75
Tech Glider Consumables Pack
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$62.50
Tech Glider System Class Pack
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$81.25
Balsa Bridges Teacher’s Guide
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From $16.95
Balsa Gliders Teacher’s Guide
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$24.95
Maglev Elementary STEM Activity Guide
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$4.95
Maglev Vehicles Teacher's Guide
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$24.95
Masterpiece Toothpick Bridges: A Guide for Teachers and . . .
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$21.25
Pitsco Rocket Kit Book
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$2.25
Raven Kit
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$10.75
Ray Catcher Sprint Kit
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$41.35
Solar Vehicles Teacher’s Guide
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From $16.95
Solid-Fuel Rockets Teacher’s Guide
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$24.95
The Pitsco Bridge Book
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$2.25
Warp Drive Levitator Maglev Kit
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$15.85
Water Rockets Teacher’s Guide
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From $16.95
Alpha III Solid-Fuel Rocket
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From $9.55
Big Bertha Solid-Fuel Rocket Kit
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$21.25
Swift Solid-Fuel Rocket Kit
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$7.00
Tech Glider Catapult Kit
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$23.50
Viking Solid-Fuel Rocket
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$57.75
20-Ounce Plastic Bottle
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$0.55
3/16" Launch Rod
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$20.00 $10.50
6 V Battery
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$8.65
6" Propeller Assembly
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$14.85
AA Battery Holder
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$4.95
AA Battery Holders
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From $1.35
AA Battery Holders with Cover and Switch
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From $2.15
Accu-Fixtures Set
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$3.25
Acrylic Paint (18-pack)
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$20.00
Advanced Bottle Rocket Construction Fixture
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$41.35
Advanced Rocket Fin Material
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From $1.39
Aircraft-Grade Birch Plywood
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$12.75
AirTower 1 Tire Pump
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$32.00
Alligator Clip Assembly
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$6.45 $4.15
Alligator Clips
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From $3.85
B6-4 Rocket Engine 24-Pack
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$49.99
Balsa Truss Tester
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$83.25
Balsa Truss Tester Adapter
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$16.95 $9.35
Balsa Wood Density Strips
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From $31.75
Balsa Wood Economy Bag
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$9.75
Balsa Wood MegaPack
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$67.75
Balsa Wood Sheets
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From $4.45
Balsa Wood Strips
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From $6.45
Basswood Pack (1/8" x 1/8" x 24")
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$48.75
Basswood Sheets
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From $22.25
Basswood Strips
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From $10.75
Batteries
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From $2.15
Big Tubes for Water Rockets
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$10.75
Blast-Off Flight Pack
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$60.50
Body Tubes
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From $0.29
Bottle Blocks
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$4.50 $2.15
Bridge Video (DVD)
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$24.95
Button Head Cap Screw
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$9.75
Cantilevered Bridge Adapter
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$42.00
Ceramic Disc Magnets
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From $0.69
Chipboard Fin Material
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$1.15
Chute Wadding
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$5.50
Colored Chute Wadding
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$9.75
Commercial-Grade Cutting Mats
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From $7.85
Construction Caddy II
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$125.00
Contest Rubber Band
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From $6.75
Cool Glue Sticks
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$3.85
Cool Tool Cordless Glue Gun
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$14.85
Cool-Melt Glue Gun
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$19.00
Corks
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From $3.85
Decals
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From $3.25
Deluxe Port Pump II
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$59.95
Dr. Zoon Balsa Glider Video (DVD)
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$24.95
Dr. Zoon Maglev Video (DVD)
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$24.95
Dr. Zoon Raven Video (DVD)
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$24.95
Dr. Zoon Tower Building Video (DVD)
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$24.95
Dry Powder Graphite Lube
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$3.85
Easy Cutter
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$22.95
Easy Cutter Ultimate Tool
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$26.50
Easy Miter Box Deluxe
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$13.25
Empty Glue Bottles
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From $3.10
Engine Blocks
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$1.65
Engine Locks
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$2.95
Estes Altitrak Altitude Finder
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$29.75
Excel Machinist Steel Square
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$10.95
Five-Minute Quik-Cure Epoxy
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$8.65
Garnet Paper
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From $26.50
Gear Font
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$5.50
Glue Applicator Tip
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$2.15
Glue Daubers
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$7.50
Grid Paper
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From $15.85
Grip On Art Knife
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$4.35
Gummed Tape
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From $14.85
HD Bond II
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From $2.75
Heavy-Duty Hobby Knife with Safety Cap
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$3.45
Hobby and Craft Knife
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$1.95
Hobby Knife with 5 Replacement Blades
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$3.35
Indoor Rubber Band Motor Winder
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$33.95
Insta-Cure IC-GEL
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$8.00
Insta-Cure Thin Applicator Bottle
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$3.25 $2.00
Insta-Cure Thin Glue
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$5.45
Insta-Cure+ Glue
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$5.45
Insta-Flex+ CA Glue
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$8.00
Insta-Set
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$5.45
Jumbo Craft Sticks
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$3.85
Kep Nut
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$3.25
Kestrel Pocket Wind Meter
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$112.50
Laminated Axle Tubes
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From $1.95
Launch Commander
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$135.00
Launch Lugs
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From $1.95
LaunchGuard System: The Classroom-Caliber Solid-Fuel . . .
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$199.00
Launchpad
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$92.65
Light-Duty Replacement Blades
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From $5.75
Lil’ Termite Sander
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$61.50
Lumberjack Cutter
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$48.00
Maglev II Track
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$164.95
Masking Tape
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From $1.95
Masking Tape
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$2.25
Masking Tape (1/4" x 60 yd)
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$2.25
Maxi-Cure Glue
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$6.45
Medium-Duty Hobby Knife with Safety Cap
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$3.00
Mini Easy Cutter
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$18.50
Model Gliders
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$5.45
Modeling Clay
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$3.85
Motor 280
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$1.95
Motor 385
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$4.95
Motor 500
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$2.15
Motor Mounts
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From $1.65
Nylon Spacers
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$5.45
Oval Glue Slugs
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$5.95
Paintbrush Assortment
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$12.65
Paper-Covered Rigid Foam
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From $3.25
Parachutes
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From $4.95
Perf Insert for Construction Caddy II & Builder’s Board
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$10.75
Ping-Pong Ball
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$0.60
Plastic Body Tube Mold
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$0.55
Plastic Nose Cone 25-Pack
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$13.75
Precision Test Block – Bridges
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$10.85 $5.75
Precision Test Block – Cantilevered Bridge
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$8.65 $4.50
Pulley Bulley Bridge Tester
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$335.00
Raven Propellers
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$7.50
Raven Rubber Bands
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$4.50 $2.70
Ray Catcher Solar Panel
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$38.25
Ray Catcher Video (DVD)
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$24.95
Rectangular Ceramic Magnets (pkg of 100)
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$26.50
Regular Craft Sticks
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$4.75
Replacement Blades for Timber Cutter and Lumberjack
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$1.65
Replacement Sanding Discs
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$4.35
Rocket Cone Pedestal 25-Pack
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$7.25
Rocket Fin Holder
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$3.25
Rocket Fin Holder (for 20 oz bottle)
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$15.85
Rocket Fin Holder (for 2-liter bottles)
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$7.50
Rubber Band Winder
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$9.25
Screw Eyes
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From $5.95
Sensor Extension Cable (30 cm)
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$2.95
Servo Extension
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$2.15
Servo Y Connector
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$3.85
Shock Cord Material
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$31.75
Shroud Lines
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$3.85
Socket Head Cap Screws
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From $8.65
Solid-Fuel Rocket Engines
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From $7.25
Solid-Fuel Rocket Video (DVD)
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$24.95
Spacer Rings
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$1.65
Sponges
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$4.15
Spray Enamel Paint
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From $2.15
Spruce Strips
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$21.75
Starters
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$3.50
Steel Axles
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From $2.25
Structure Building Pins
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$2.25
Structure Testing Device
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$285.00
Structures Glue
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From $2.50
Structures Testing Instrument
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$1,495.00
Super-Gold+ CA Glue
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$8.00
TETRIX® MAX 11 mm Bronze Bushing
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$13.95
TETRIX® MAX 12-Volt Rechargeable 2,000 mAh NiMH . . .
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$29.95
TETRIX® MAX 12-Volt Rechargeable 3,000 mAh NiMH . . .
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$49.95
TETRIX® MAX 4.7 mm Axles
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From $15.95
TETRIX® MAX 6 mm Steel Axle
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$16.95
TETRIX® MAX Acetal Bearing
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$7.95
TETRIX® MAX Angles
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From $10.95
TETRIX® MAX Autonomous Mounting Deck
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$15.95 $10.95
TETRIX® MAX Axle Hub
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$6.95
TETRIX® MAX Axle Set Collar
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$3.95
TETRIX® MAX Axle Spacers
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From $0.95
TETRIX® MAX Battery Clips
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$5.95
TETRIX® MAX Bevel Gear & Acetal Bearing
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$29.95
TETRIX® MAX Chain Breaker Tool
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$16.95
TETRIX® MAX Chain with Links
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$13.95
TETRIX® MAX Channels
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From $9.95
TETRIX® MAX Continuous Rotation Servo
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$19.95
TETRIX® MAX Dual Standard-Scale Servo Motor Bracket
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$7.95 $4.95
TETRIX® MAX Flat Bar
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$9.95
TETRIX® MAX Flat Bracket
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$5.95
TETRIX® MAX Flat Building Plate
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$12.95
TETRIX® MAX Gear Hub Spacer
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$6.95
TETRIX® MAX Gear Pack
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$89.95
TETRIX® MAX Gears
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From $17.95
TETRIX® MAX L Bracket
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$4.95
TETRIX® MAX Motor Mount
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$7.95
TETRIX® MAX Motor Power Cable
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$1.95 $1.00
TETRIX® MAX Motor Shaft Hub
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$5.95
TETRIX® MAX Omni Wheel Packs
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From $19.99
TETRIX® MAX Pivot Bearing
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$2.95
TETRIX® MAX Powerpole Motor Cable
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$3.25
TETRIX® MAX R/C Mounting Deck
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$15.95
TETRIX® MAX Single Standard-Scale Servo Motor Bracket
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$9.95
TETRIX® MAX Sprocket and Chain Pack
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$69.95
TETRIX® MAX Sprocket Packs
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From $16.95
TETRIX® MAX Standard-Scale Servo Joint Pivot Brackets
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$10.95 $4.95
TETRIX® MAX Structure Pack
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$119.00
TETRIX® MAX Tank Tread Accessory Pack
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$32.95
TETRIX® MAX Tank Tread Chain Links
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$28.95
TETRIX® MAX Tank Tread Conveyor Paddle
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$17.95
TETRIX® MAX Tank Tread Idler Wheel
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$10.95
TETRIX® MAX Tank Tread Kit
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$99.95
TETRIX® MAX Tank Tread Rubber Insert
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$17.95
TETRIX® MAX Tank Tread Sprocket
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$9.95
TETRIX® MAX Tube Clamp
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$6.95
TETRIX® MAX Tube Reinforcers Pack
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$1.95
TETRIX® MAX Tubes
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From $2.95
TETRIX® MAX Wheels
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From $7.95
TETRIX® R/C Switch Kit
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$6.95
TETRIX® Stand-Off Posts
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From $3.95
TETRIX® Switch Mounting Bracket
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$2.95
The Pumper
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$5.45
Timber Cutter
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$21.25
Timber Tester
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$26.50
Toothpicks
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From $3.25
T-Pins
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$3.25
Truss Tester for Structures Testing Instrument
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$72.95
Two-Inch Tube
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$7.50
Un-Cure
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$3.65
Waxed Paper
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$2.75
Wide Rubber Bands
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$2.15