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Essential STEM Activities and Supplies for 3rd Grade Classrooms

(3966 items)
STEM Aerodynamic Boomerang Craft Kit Educational Activities – Makes 12
STEM Aerodynamic Boomerang Craft Kit Educational Activities – Makes 12
Makes 12 #14474696
$21.99
 
 
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12 Pc. 2 1/2" diam. End of Year 3th to 4th Bracelets Handout with Card for 12
12 Pc. 2 1/2" diam. End of Year 3th to 4th Bracelets Handout with Card for 12
Per Dozen #14512355
$19.99
 
 
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12 Pc. 2 1/4" diam. End of Year 2nd to 3rd Bracelets Handout with Card for 12
12 Pc. 2 1/4" diam. End of Year 2nd to 3rd Bracelets Handout with Card for 12
Per Dozen #14512354
$19.99
 
 
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1" One-Line Colorful Book Reading Highlighter Tools - 24 Pc.
1" One-Line Colorful Book Reading Highlighter Tools - 24 Pc.
1 Unit(s) #14422757
$5.49
 
 
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Spectra Glitter, Multicolor, 1 lb. Per Jar, 2 Jars
Spectra Glitter, Multicolor, 1 lb. Per Jar, 2 Jars
2 Piece(s) #14398109
$34.99
Shipped by Educators Resource
 
 
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Crayola Washable Dura-Wedge Tip Dry Erase Markers, 10 Count
Crayola Washable Dura-Wedge Tip Dry Erase Markers, 10 Count
1 Piece(s) #14665469
$12.99
Shipped by Educators Resource
 
 
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Teacher Created Resources Black Brick Better Than Paper Bulletin Board Roll, 4' x 12', Pack of 4
Teacher Created Resources Black Brick Better Than Paper Bulletin Board Roll, 4' x 12', Pack of 4
4 Piece(s) #14237133
$78.99
Shipped by Educators Resource
 
 
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Rainbow Colored Kraft Duo-Finish Paper, 48" x 200', Sky Blue, 1 Roll
Rainbow Colored Kraft Duo-Finish Paper, 48" x 200', Sky Blue, 1 Roll
1 Piece(s) #14599707
$44.99
Shipped by Educators Resource
 
 
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5 1/4" x 5 3/4" STEM Sail Car Craft Kit Educational Activities – Makes 12
5 1/4" x 5 3/4" STEM Sail Car Craft Kit Educational Activities – Makes 12
Makes 12 #14474646
$21.99
 
 
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Teacher Created Resources Colorful Dry-Erase Magnetic Square Notes
Teacher Created Resources Colorful Dry-Erase Magnetic Square Notes
10 Piece(s) #14236906
$24.99
Shipped by Educators Resource
 
 
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Eureka Cupcake Scented Stickers, 80 Per Pack, 6 Packs
Eureka Cupcake Scented Stickers, 80 Per Pack, 6 Packs
6 Piece(s) #14572628
$26.99
Shipped by Educators Resource
 
 
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Educational Insights Play Money, Coins & Bills Tray
Educational Insights Play Money, Coins & Bills Tray
1 Piece(s) #14572939
$16.99
Shipped by Educators Resource
 
 
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Crayola Watercolor Colored Pencils Classpack, 240 Pencils
Crayola Watercolor Colored Pencils Classpack, 240 Pencils
1 Piece(s) #14572505
$99.99
Shipped by Educators Resource
 
 
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EXPO Low Odor Dry Erase Markers, Chisel Tip, Assorted Colors, 12 Count
EXPO Low Odor Dry Erase Markers, Chisel Tip, Assorted Colors, 12 Count
12 Piece(s) #14397588
$35.99
Shipped by Educators Resource
 
 
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STEM Inventors Telephone Activity Learning Challenge Craft Kit - Makes 12
STEM Inventors Telephone Activity Learning Challenge Craft Kit - Makes 12
Makes 12 #14335173
$16.99
 
 
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5 1/4" Magic Color Scratch Paper Bookmarks with Red Satin Ribbon - 24 Pc.
5 1/4" Magic Color Scratch Paper Bookmarks with Red Satin Ribbon - 24 Pc.
24 Piece(s) #48/2463
On
Sale
$4.98
50% OFF
(43)
 
 
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8" x 8 1/2" STEM Human Eye Activity Learning Challenge Craft Kit - Makes 12
8" x 8 1/2" STEM Human Eye Activity Learning Challenge Craft Kit - Makes 12
Makes 12 #14474709
$21.99
 
 
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Supertek Polypropylene Measuring Cylinder, Hexagonal Base, 1000ml, Pack of 3
Supertek Polypropylene Measuring Cylinder, Hexagonal Base, 1000ml, Pack of 3
3 Piece(s) #14236981
$57.99
Shipped by Educators Resource
 
 
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3 3/4" x 5 3/4" DIY Classic White Canvas Journal Books - 12 Pc.
3 3/4" x 5 3/4" DIY Classic White Canvas Journal Books - 12 Pc.
12 Piece(s) #56/9083
On
Sale
$16.98
23% OFF
(33)
 
 
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Crayola Washable Slim Dry Erase Markers, 10 Count
Crayola Washable Slim Dry Erase Markers, 10 Count
1 Piece(s) #14665468
$12.99
Shipped by Educators Resource
 
 
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Ticonderoga Noir Pencils, Holographic Foil on Black Wood, #2 Soft, Presharpened, 12 Per Pack, 3 Packs
Ticonderoga Noir Pencils, Holographic Foil on Black Wood, #2 Soft, Presharpened, 12 Per Pack, 3 Packs
3 Piece(s) #14572617
$27.99
Shipped by Educators Resource
 
 
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JOVI Plastilina Modeling Clay, Display Box of 30 Bars, Standard Colors
JOVI Plastilina Modeling Clay, Display Box of 30 Bars, Standard Colors
1 Piece(s) #14521530
$37.99
Shipped by Educators Resource
 
 
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Spectra Glitter, Purple, 1 lb. Per Jar, 2 Jars
Spectra Glitter, Purple, 1 lb. Per Jar, 2 Jars
2 Piece(s) #14398110
$34.99
Shipped by Educators Resource
 
 
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5" x 7" Bulk 144 Pc. Food, Animals, & Fun Activity Pad Assortment
5" x 7" Bulk 144 Pc. Food, Animals, & Fun Activity Pad Assortment
144 Piece(s) #12/3514
Kit
Price
$32.99
SAVE 17%
(83)
 
 
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Creativity Street Wiggle Eyes Sticker Roll, Multi-Color, 0.5", 1000 Pieces
Creativity Street Wiggle Eyes Sticker Roll, Multi-Color, 0.5", 1000 Pieces
1 Piece(s) #14665579
$16.99
Shipped by Educators Resource
 
 
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Musgrave Pencil Company Happy Birthday From Your Teacher Motivational Pencils, 12 Per Pack, 12 Packs
Musgrave Pencil Company Happy Birthday From Your Teacher Motivational Pencils, 12 Per Pack, 12 Packs
144 Piece(s) #14398189
$52.99
Shipped by Educators Resource
 
 
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Crayola Light-Ups Recolorable Bunny with Markers
Crayola Light-Ups Recolorable Bunny with Markers
1 Piece(s) #14665561
$14.99
Shipped by Educators Resource
 
 
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Eureka Adventurer Teacher Cards, 36 Per Pack, 6 Packs
Eureka Adventurer Teacher Cards, 36 Per Pack, 6 Packs
216 Piece(s) #14236789
$36.99
Shipped by Educators Resource
 
 
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Spectra Arts & Crafts Glitter, Clear, 16 oz., 1 Jar
Spectra Arts & Crafts Glitter, Clear, 16 oz., 1 Jar
1 Piece(s) #14670107
$14.99
Shipped by Educators Resource
 
 
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Spectra Glitter, Gold, 1 lb., 1 Jar
Spectra Glitter, Gold, 1 lb., 1 Jar
1 Piece(s) #14670109
$14.99
Shipped by Educators Resource
 
 
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6" Super Science Clear Plastic Test Tubes with Trays - 20 Pc.
6" Super Science Clear Plastic Test Tubes with Trays - 20 Pc.
1 Set(s) #59/1025
$27.99
(22)
 
 
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9" x 12" Bulk 240 Pc. Crayola® Construction Paper in 12 Colors
9" x 12" Bulk 240 Pc. Crayola® Construction Paper in 12 Colors
240 Sheet(s) #13932894
$8.29
(8)
 
 
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4 1/4" Green, Red & Orange Plastic Magnifying Glasses - 12 Pc.
4 1/4" Green, Red & Orange Plastic Magnifying Glasses - 12 Pc.
Per Dozen #39/701
$7.79
(49)
 
 
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Bulk 100 Pc. Touch of Nature® Itty Bitty Multicolor Pom-Poms
Bulk 100 Pc. Touch of Nature® Itty Bitty Multicolor Pom-Poms
100 Piece(s) #14465639
$2.29
 
 
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6" Peanut-Shaped Cardboard Contraction Puzzles - Set of 50
6" Peanut-Shaped Cardboard Contraction Puzzles - Set of 50
101 Piece(s) #13727211
$10.99
(8)
 
 
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Hygloss Multicultural Colors People Shape Cardstock Cut-Outs, 8.5", Pack of 24
Hygloss Multicultural Colors People Shape Cardstock Cut-Outs, 8.5", Pack of 24
1 Piece(s) #14670099
$14.99
Shipped by Educators Resource
 
 
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2 1/2" DIY Mini Unfinished Wood Toy Race Cars- 12 Pc.
2 1/2" DIY Mini Unfinished Wood Toy Race Cars- 12 Pc.
Per Dozen #27/975
On
Sale
$9.78
11% OFF
(59)
 
 
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STEM Animal Balloon Race Activity Learning Challenge Craft Kit - Makes 12 Races
STEM Animal Balloon Race Activity Learning Challenge Craft Kit - Makes 12 Races
Makes 12 #14335170
$16.99
 
 
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Teacher Created Resources Bamboo Better Than Paper Bulletin Board Roll, 4' x 12', Pack of 4
Teacher Created Resources Bamboo Better Than Paper Bulletin Board Roll, 4' x 12', Pack of 4
4 Piece(s) #14237152
$78.99
Shipped by Educators Resource
 
 
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Space Activity Books - 12 Pc.
Space Activity Books - 12 Pc.
Per Dozen #14096261
$7.79
 
 
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Teacher Created Resources Oh Happy Day Dry-Erase Magnetic Reward Chart
Teacher Created Resources Oh Happy Day Dry-Erase Magnetic Reward Chart
5 Piece(s) #14236900
$24.99
Shipped by Educators Resource
 
 
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Crayola Light Ups - Reindeer
Crayola Light Ups - Reindeer
1 Piece(s) #14665560
$14.99
Shipped by Educators Resource
 
 
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Creativity Street Fun Gems, Assorted Shapes, Colors & Sizes, 0.5 lb.
Creativity Street Fun Gems, Assorted Shapes, Colors & Sizes, 0.5 lb.
1 Piece(s) #14665693
$28.99
Shipped by Educators Resource
 
 
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6" x 3/4" Bulk 500 Pc. Large Natural Color Wood Craft Sticks
6" x 3/4" Bulk 500 Pc. Large Natural Color Wood Craft Sticks
500 Piece(s) #57/1008
$14.99
(22)
 
 
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Creativity Street Wiggle Eyes Classroom Pack, Assorted Colors, Shapes & Sizes, 1000 Pieces
Creativity Street Wiggle Eyes Classroom Pack, Assorted Colors, Shapes & Sizes, 1000 Pieces
1 Piece(s) #14665754
$49.99
Shipped by Educators Resource
 
 
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6" DIY STEM Activity Craft Sticks Catapult Craft Kits - Makes 12
6" DIY STEM Activity Craft Sticks Catapult Craft Kits - Makes 12
Makes 12 #13772396
$21.99
 
 
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Learning Resources Beaker Creatures Alien Experiment Lab
Learning Resources Beaker Creatures Alien Experiment Lab
1 Set(s) #14397325
$34.99
Shipped by Educators Resource
 
 
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Bulk 100 Pc. Touch of Nature® Black Chenille Stems
Bulk 100 Pc. Touch of Nature® Black Chenille Stems
100 Piece(s) #14465617
$2.89
 
 
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Melissa & Doug Laundry Basket Play Set
Melissa & Doug Laundry Basket Play Set
1 Piece(s) #14649305
$33.99
Shipped by Educators Resource
 
 
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Bulk 48 Pc. Color Your Own Dr. Seuss™ The Cat In The Hat™ Bookmarks
Bulk 48 Pc. Color Your Own Dr. Seuss™ The Cat In The Hat™ Bookmarks
48 Piece(s) #13934963
On
Sale
$6.98
7% OFF
(4)
 
 
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Creativity Street Pony Beads, White, 6 mm Proper 9 mm, 1000 Pieces
Creativity Street Pony Beads, White, 6 mm Proper 9 mm, 1000 Pieces
1 Piece(s) #14670080
$18.99
Shipped by Educators Resource
 
 
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SmartGames Genius Star Game
SmartGames Genius Star Game
1 Piece(s) #14614509
$29.99
Shipped by Educators Resource
 
 
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Magic Color Scratch Moon Phases - 12 Pc.
Magic Color Scratch Moon Phases - 12 Pc.
Makes 12 #13820195
On
Sale
$5.98
60% OFF
(4)
 
 
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Color Your Own “All About the United States” Posters - 30 Pc.
Color Your Own “All About the United States” Posters - 30 Pc.
30 Piece(s) #13832440
$10.99
(6)
 
 
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Melissa & Doug Alphabet Stamp Set, Set of 56 Letters and Stamp Pad
Melissa & Doug Alphabet Stamp Set, Set of 56 Letters and Stamp Pad
1 Piece(s) #14649510
$29.99
Shipped by Educators Resource
 
 
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Color Your Own All About Me Classroom Banner - 31 Pc.
Color Your Own All About Me Classroom Banner - 31 Pc.
31 Piece(s) #14422742
$9.99
 
 
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Crayola Color & Sticker Activity Set, Paw Patrol
Crayola Color & Sticker Activity Set, Paw Patrol
1 Piece(s) #14665524
$13.99
Shipped by Educators Resource
 
 
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Syllables Flip Chart
Syllables Flip Chart
1 Set(s) #13851575
$16.99
 
 
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Prang Half Pan Watercolor Refill Tray, 8 Colors, 3 Trays
Prang Half Pan Watercolor Refill Tray, 8 Colors, 3 Trays
1 Piece(s) #14665535
$15.99
Shipped by Educators Resource
 
 
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Color Your Own Digestive System Canvas Aprons - 12 Pc.
Color Your Own Digestive System Canvas Aprons - 12 Pc.
12 Piece(s) #13774809
On
Sale
$34.98
8% OFF
(2)
 
 
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9" x 13 1/2" DIY Canvas Drawstring Bags - 12 Pc.
9" x 13 1/2" DIY Canvas Drawstring Bags - 12 Pc.
12 Piece(s) #48/2397
On
Sale
$21.98
21% OFF
(22)
 
 
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Teacher Created Resources Play Money: Assorted Bills, 110 Per Pack, 6 Packs
Teacher Created Resources Play Money: Assorted Bills, 110 Per Pack, 6 Packs
6 Piece(s) #14572996
$39.99
Shipped by Educators Resource
 
 
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Place Value Dominoes Set - 28 Pc.
Place Value Dominoes Set - 28 Pc.
1 Set(s) #13851592
$16.99
 
 
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8" x 10" Community Helpers Role Play Laminated Activity Cards with Storage Bag - 24 Pc.
8" x 10" Community Helpers Role Play Laminated Activity Cards with Storage Bag - 24 Pc.
1 Set(s) #14241516
$6.19
 
 
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Hands-On STEM Learning for 3rd Graders

Engage your 3rd graders with innovative STEM activities designed to spark curiosity and build critical thinking skills. Our collection features hands-on kits like hydraulic bridge builders, slingshot cars, and coding activity books that make complex concepts accessible. These teacher resources align with curriculum standards while keeping learning interactive and fun. With bulk classroom supplies available, you can outfit your entire class with exciting educational activities that transform abstract ideas into tangible experiments. Maintain an organized learning environment with our classroom organization solutions including homework turn-in systems, storage containers, and labeled supply kits. These essential 3rd grade supplies help create efficient spaces where students can focus on exploring scientific principles through structured experiments. Our educational activities promote collaborative learning while developing problem-solving abilities that extend beyond STEM subjects. Discover versatile teacher resources suitable for both traditional classrooms and homeschool settings. From reading journals to math manipulatives, our elementary school supplies support diverse learning styles while saving educators valuable preparation time. The comprehensive selection includes seasonal STEM activities, literacy tools, and classroom decor that adapt to different teaching approaches throughout the academic year. Explore budget-friendly options with our bulk classroom supplies for elementary teachers, featuring exclusive kits like the STEM car craft assortment that serves 36 students. These ready-to-use educational activities come with all necessary components for immediate implementation. Our 3rd grade supplies combine quality materials with educational value, helping teachers deliver memorable learning experiences while staying within budget constraints.