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4H

245 Products
Robotics: Urban Search & Rescue Challenge Set
$675.00
Aircraft Structures Pack
$205.00
Bottle Rocket Smorgasbord
$71.75
Bottle Rocket Starter Set
$285.00
BridgePak
From $48.75
Cantilevered Bridge Class Pack
$169.95
Economy Rocket Packs
From $118.50
FlightPak
$120.00
Pitsco Solid-Fuel Rocket
From $6.50
R2K Water Rocket
From $3.65
Ray Catcher Consumable Packs
From $150.00
Ray Catcher Sprint Deluxe Solar Vehicle
From $52.95
TowerPak
From $42.50
Truss Bundle
$27.65
Wind Gen
From $13.75
Tech Glider Consumables Pack
$62.50
Tech Glider System Class Pack
$81.25
Balsa Bridges Teacher’s Guide
From $16.95
Balsa Gliders Teacher’s Guide
$24.95
Maglev Elementary STEM Activity Guide
$4.95
Maglev Vehicles Teacher's Guide
$24.95
Masterpiece Toothpick Bridges: A Guide for Teachers and . . .
$21.25
Pitsco Rocket Kit Book
$2.25
Raven Kit
$10.75
Ray Catcher Sprint Kit
$41.35
Solar Vehicles Teacher’s Guide
From $16.95
Solid-Fuel Rockets Teacher’s Guide
$24.95
The Pitsco Bridge Book
$2.25
Warp Drive Levitator Maglev Kit
$15.85
Water Rockets Teacher’s Guide
From $16.95
Alpha III Solid-Fuel Rocket
From $16.95
Big Bertha Solid-Fuel Rocket Kit
$21.25
Swift Solid-Fuel Rocket Kit
$7.00
Tech Glider Catapult Kit
$23.50
Viking Solid-Fuel Rocket
$57.75
20-Ounce Plastic Bottle
$0.55
3/16" Launch Rod
$20.00
6 V Battery
$8.65
6" Propeller Assembly
$14.85
AA Battery Holder
$4.95
AA Battery Holders
From $1.35
AA Battery Holders with Cover and Switch
From $2.15
Accu-Fixtures Set
$3.25
Acrylic Paint (18-pack)
$20.00
Advanced Bottle Rocket Construction Fixture
$41.35
Advanced Rocket Fin Material
From $1.39
Aircraft-Grade Birch Plywood
$12.75
AirTower 1 Tire Pump
$32.00
Alligator Clip Assembly
$6.45
Alligator Clips
From $3.85
B6-4 Rocket Engine 24-Pack
$49.99
Balsa Truss Tester
$83.25
Balsa Truss Tester Adapter
$16.95
Balsa Wood Density Strips
From $31.75
Balsa Wood Economy Bag
$9.75
Balsa Wood MegaPack
$67.75
Balsa Wood Sheets
From $4.45
Balsa Wood Strips
From $6.45
Basswood Pack (1/8" x 1/8" x 24")
$48.75
Basswood Sheets
From $22.25
Basswood Strips
From $10.75
Batteries
From $2.15
Big Tubes for Water Rockets
$10.75
Blast-Off Flight Pack
$60.50
Body Tubes
From $0.29
Bottle Blocks
$4.50
Bridge Video (DVD)
$24.95
Button Head Cap Screw
$9.75
Cantilevered Bridge Adapter
$42.00
Ceramic Disc Magnets
From $1.15
Chipboard Fin Material
$1.15
Chute Wadding
$5.50
Colored Chute Wadding
$9.75
Commercial-Grade Cutting Mats
From $7.85
Construction Caddy II
$125.00
Contest Rubber Band
From $6.75
Cool Glue Sticks
$3.85
Cool Tool Cordless Glue Gun
$14.85
Cool-Melt Glue Gun
$19.00
Corks
From $3.85
Decals
From $3.25
Deluxe Port Pump II
$59.95
Dr. Zoon Balsa Glider Video (DVD)
$24.95
Dr. Zoon Maglev Video (DVD)
$24.95
Dr. Zoon Raven Video (DVD)
$24.95
Dr. Zoon Tower Building Video (DVD)
$24.95
Dragster Decals
$5.45
Dry Powder Graphite Lube
$3.85
Easy Cutter
$22.95
Easy Cutter Ultimate Tool
$26.50
Easy Miter Box Deluxe
$13.25
Empty Glue Bottles
From $3.10
Engine Blocks
$1.65
Engine Locks
$2.95
Estes Altitrak Altitude Finder
$29.75
Excel Machinist Steel Square
$10.95
Five-Minute Quik-Cure Epoxy
$8.65
Garnet Paper
From $26.50
Gear Font
$5.50
Glue Applicator Tip
$2.15
Glue Daubers
$7.50
Grid Paper
From $15.85
Grip On Art Knife
$4.35
Gummed Tape
From $14.85
HD Bond II
From $2.75
Heavy-Duty Hobby Knife with Safety Cap
$3.45
Hobby and Craft Knife
$1.95
Hobby Knife with 5 Replacement Blades
$3.35
Indoor Rubber Band Motor Winder
$33.95
Insta-Cure IC-GEL
$8.00
Insta-Cure Thin Applicator Bottle
$3.25
Insta-Cure Thin Glue
$5.45
Insta-Cure+ Glue
$5.45
Insta-Flex+ CA Glue
$8.00
Insta-Set
$5.45
Jumbo Craft Sticks
$3.85
Kep Nut
$3.25
Kestrel Pocket Wind Meter
$112.50
Laminated Axle Tubes
From $1.95
Launch Commander
$135.00
Launch Lugs
From $1.95
LaunchGuard System: The Classroom-Caliber Solid-Fuel . . .
$199.00
Launchpad
$92.65
Light-Duty Replacement Blades
From $5.75
Lil’ Termite Sander
$61.50
Lumberjack Cutter
$48.00
Maglev II Track
$164.95
Masking Tape
From $1.95
Masking Tape
$2.25
Masking Tape (1/4" x 60 yd)
$2.25
Maxi-Cure Glue
$6.45
Medium-Duty Hobby Knife with Safety Cap
$3.00
Mini Easy Cutter
$18.50
Model Gliders
$5.45
Modeling Clay
$3.85
Motor 280
$1.95
Motor 385
$4.95
Motor 500
$2.15
Motor Mounts
From $1.65
NiMH Battery Pack Charger
$34.95 $24.95
Nylon Spacers
$5.45
Oval Glue Slugs
$5.95
Paintbrush Assortment
$12.65
Paper-Covered Rigid Foam
From $3.25
Parachutes
From $4.95
Perf Insert for Construction Caddy II & Builder’s Board
$10.75
Ping-Pong Ball
$0.60
Plastic Body Tube Mold
$0.55
Plastic Nose Cone 25-Pack
$13.75
Precision Test Block – Bridges
$10.85
Precision Test Block – Cantilevered Bridge
$8.65
Pulley Bulley Bridge Tester
$335.00
Raven Propellers
$7.50
Raven Rubber Bands
$4.50
Ray Catcher Solar Panel
$38.25
Ray Catcher Video (DVD)
$24.95
Rectangular Ceramic Magnets (pkg of 100)
$26.50
Regular Craft Sticks
$4.75
Replacement Blades for Timber Cutter and Lumberjack
$1.65
Replacement Sanding Discs
$4.35
Rocket Cone Pedestal 25-Pack
$7.25
Rocket Fin Holder
$3.25
Rocket Fin Holder (for 20 oz bottle)
$15.85
Rocket Fin Holder (for 2-liter bottles)
$7.50
Rubber Band Winder
$9.25
Screw Eyes
From $5.95
Sensor Extension Cable (30 cm)
$2.95
Servo Extension
$2.15
Servo Y Connector
$3.85
Shock Cord Material
$31.75
Shroud Lines
$3.85
Socket Head Cap Screws
From $8.65
Solid-Fuel Rocket Engines
From $7.25
Solid-Fuel Rocket Video (DVD)
$24.95
Spacer Rings
$1.65
Sponges
$4.15
Spray Enamel Paint
From $3.85
Spruce Strips
$21.75
Starters
$3.50
Steel Axles
From $2.25
Structure Building Pins
$2.25
Structure Testing Device
$285.00
Structures Glue
From $2.50
Structures Testing Instrument
$1,495.00
Super-Gold+ CA Glue
$8.00
TETRIX® MAX 11 mm Bronze Bushing
$13.95
TETRIX® MAX 12-Volt Rechargeable 2,000 mAh NiMH . . .
$29.95
TETRIX® MAX 12-Volt Rechargeable 3,000 mAh NiMH . . .
$49.95
TETRIX® MAX 4.7 mm Axles
From $15.95
TETRIX® MAX Acetal Bearing
$7.95
TETRIX® MAX Angles
From $10.95
TETRIX® MAX Autonomous Mounting Deck
$15.95 $10.95
TETRIX® MAX Axle Hub
$6.95
TETRIX® MAX Axle Set Collar
$3.95
TETRIX® MAX Axle Spacers
From $0.95
TETRIX® MAX Battery Clips
$5.95
TETRIX® MAX Bevel Gear & Acetal Bearing
$29.95
TETRIX® MAX Chain Breaker Tool
$16.95
TETRIX® MAX Chain with Links
$13.95
TETRIX® MAX Channels
From $9.95
TETRIX® MAX Continuous Rotation Servo
$19.95
TETRIX® MAX Dual Standard-Scale Servo Motor Bracket
$7.95 $4.95
TETRIX® MAX Flat Bar
$9.95
TETRIX® MAX Flat Bracket
$5.95
TETRIX® MAX Flat Building Plate
$12.95
TETRIX® MAX Gear Hub Spacer
$6.95
TETRIX® MAX Gear Pack
$89.95
TETRIX® MAX Gears
From $17.95
TETRIX® MAX L Bracket
$4.95
TETRIX® MAX Motor Mount
$7.95
TETRIX® MAX Motor Power Cable
$1.95 $1.00
TETRIX® MAX Motor Shaft Hub
$5.95
TETRIX® MAX Omni Wheel Packs
From $19.99
TETRIX® MAX Pivot Bearing
$2.95
TETRIX® MAX Powerpole Motor Cable
$3.25
TETRIX® MAX R/C Mounting Deck
$15.95
TETRIX® MAX Single Standard-Scale Servo Motor Bracket
$9.95
TETRIX® MAX Sprocket and Chain Pack
$69.95
TETRIX® MAX Sprocket Packs
From $16.95
TETRIX® MAX Standard-Scale Servo Joint Pivot Brackets
$10.95 $4.95
TETRIX® MAX Structure Pack
$119.00
TETRIX® MAX Tank Tread Accessory Pack
$32.95
TETRIX® MAX Tank Tread Chain Links
$28.95
TETRIX® MAX Tank Tread Conveyor Paddle
$17.95
TETRIX® MAX Tank Tread Idler Wheel
$10.95
TETRIX® MAX Tank Tread Kit
$99.95
TETRIX® MAX Tank Tread Rubber Insert
$17.95
TETRIX® MAX Tank Tread Sprocket
$9.95
TETRIX® MAX Tube Clamp
$6.95
TETRIX® MAX Tube Reinforcers Pack
$1.95
TETRIX® MAX Tubes
From $2.95
TETRIX® MAX Wheels
From $7.95
TETRIX® R/C Switch Kit
$6.95
TETRIX® Stand-Off Posts
From $3.95
TETRIX® Switch Mounting Bracket
$2.95
The Pumper
$5.45
Timber Cutter
$21.25
Timber Tester
$26.50
Toothpicks
From $3.25
T-Pins
$3.25
Truss Tester for Structures Testing Instrument
$72.95
Two-Inch Tube
$7.50
Un-Cure
$3.65
Waxed Paper
$2.75
Wide Rubber Bands
$2.15