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Under $20 Prisms

Shop the best prices on 420 great value under $20 prisms. Shopping for prisms is easy with Fruugo, with SALE discounts, offers and savings on many brands. Buy prisms online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 420
4Pcs Clear Triangular Prism for Rainbow Lights Crystal Optical Prisms Glass Physics Teaching Refracted Light Spectrum
$18.95 Save $8.00 RRP: $26.95
8pcs Double Convex Lens Science Experiment Teaching Lens Magnifying Lens Physics Optical Lens
$16.95 Save $67.05 RRP: $84.00
Optical Glass Triangular Prism Teaching Triangular Prism for Physics Light Spectrum with Stand
$21.95 Save $87.05 RRP: $109.00
Prism Lens Toy Bee Eye Effect Unique Camera Style Cute Portable Interesting Children Toy Blue
$16.95 Save $9.00 RRP: $25.95
Prism Lens Toy Bee Eye Effect Unique Camera Style Cute Portable Interesting Children Toy Yellow
$16.95 Save $9.00 RRP: $25.95
100/80/60/40mm Horseshoe U-shaped Magnet Children Physics Experiment Tool Toy BoSaiD
$21.95 Save $26.00 RRP: $47.95
Acrylic Optical Experiment Set Triangular Prism Convex Lens Concave Mirror 8 PCS for Lens Imaging Source Science Physics
$14.95 Save $4.00 RRP: $18.95
Acrylic Optical Experiment Set Triangular Prism Convex Lens Concave Mirror 8 PCS for Lens Imaging Source Science Physics
$12.95
Prism Optical Glass Pyramid 40mm High Rectangular Polyhedron Suitable for Teaching Experiments
$13.95
Physics Science Electric Motor DC Educational Toy for Teaching Tool Kids
$19.95
-5cm Focal Concave Lens Physics Experiment Educational Toy For Optical Bench
$17.95 Save $5.00 RRP: $22.95
Physics Teaching Lens Optical Lens Classroom About Light Acrylic Double Convex Shape 6Pcs
$15.95 Save $8.00 RRP: $23.95
Optics Kit Double Convex Lens Science Experiment Teaching Tool Physics Experiment Transparent 42mm Magnification 6Pcs
$15.95 Save $14.00 RRP: $29.95
Optics Kits Double Convex Lens Physics Experiment Transparent Optical Lens 1.65X1.65X0.08in Teaching Tool 6Pcs
$15.95 Save $16.00 RRP: $31.95
K9 Optical Glass Prism for Decoration, Physical Education, Kids Gift.
$19.95 Save $10.00 RRP: $29.95
High Transparent Convex Concave Mirror Triple Prism With Stand Optical Experimental Tool For Teaching Light Spectrum Physics(convex Mirror)
$19.95 Save $23.00 RRP: $42.95
2Pcs Clear Triangular Prism,6&1In Lengths Optical Prisms for Teaching Light Spectrum Physics and Photo Photography Prism
$19.95 Save $6.00 RRP: $25.95
Double Convex Glass Lens Optical Lens 50mm Diameter 100mm Focal Length for Labs
$12.95 Save $76.05 RRP: $89.00
2Pcs 6Inch Crystal Optical Glass Triangular Prism for Photography Effects Physics Teaching Light Spectrum Optics Kits
$21.95 Save $9.00 RRP: $30.95
Prank Spider Surprise Box Rubber Spider Prank Box Tricky Spider Wood Box
$11.95
1 Set Optical Lens Science Classroom Optics Kits Physics Demonstration Tools
$18.95 Save $55.05 RRP: $74.00
Double Helix Dna Model Science Teaching Aids for Students Educational Teaching Tool
$20.95 Save $63.05 RRP: $84.00
Magic Crystal Optic Prism Cube Multi Color Toy and Desktop Decoration Gift
$20.95 Save $21.00 RRP: $41.95
Optical Equilateral Rainbow Triangular Prism Glass Physics Experiment
$15.95
1Pc Handheld Spectroscope Light Emission Spectroscopy Spectrum Physics Science Hobby
$18.95
Triangular Optical Glass Prism Refractor Light Spectrum Physics Teaching Toy KAESI
$10.95 Save $19.00 RRP: $29.95
Educational Physics Electricity Experiment Device LED Light Bulb Science Experiment Physics Teaching Demonstration Props
$20.95
10pcs Double Convex Lens Clear Physics Optical Lens Science Experiment Teaching Lens
$18.95 Save $55.05 RRP: $74.00
Robot Eating Coin Wood DIY Model Teaching Learning Stem Project Kit for Kid Science Experiment Wood
$17.95
Detachable Periscope Model for Optical Experiments – DIY Science Kit with Safe Plastic Components for Creative Outdoor Play and Learning
$12.95 Save $11.00 RRP: $23.95
Colored optical glass X-cube prism RGB dispersion prism for physics teaching research and decorative art education
$19.95 Save $11.00 RRP: $30.95
Optical Equilateral Rainbow Triangular Prism Glass Physics Experiment Children Student Photography Triangular Prism
$12.95 Save $6.00 RRP: $18.95