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Essential STEM Activities and Supplies for 3rd Grade Classrooms

(3949 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 1/4" 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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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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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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STEAM Flying Helicopter Activity Learning Challenge Craft Kit - Makes 12
STEAM Flying Helicopter Activity Learning Challenge Craft Kit - Makes 12
Makes 12 #14356042
$16.99
 
 
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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
6% OFF
(4)
 
 
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DIY STEAM Hand Fan Activity Learning Challenge Craft Kit - Makes 12
DIY STEAM Hand Fan Activity Learning Challenge Craft Kit - Makes 12
Makes 12 #14356054
$19.99
 
 
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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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STEM DIY Guitar Activity Learning Challenge Craft Kit - Makes 12
STEM DIY Guitar Activity Learning Challenge Craft Kit - Makes 12
Makes 12 #14356057
$21.99
 
 
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DIY STEAM Kaleidoscope Learning Activity Craft Kit - Makes 12
DIY STEAM Kaleidoscope Learning Activity Craft Kit - Makes 12
Makes 12 #13942692
$16.99
(3)
 
 
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42" Color Your Own Solar System Educational Craft Kit - Makes 12
42" Color Your Own Solar System Educational Craft Kit - Makes 12
Makes 12 #13765399
$24.99
(3)
 
 
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7 1/2" Bulk 144 Pc. Happy Birthday Patterned Wood Pencil Assortment
7 1/2" Bulk 144 Pc. Happy Birthday Patterned Wood Pencil Assortment
144 Piece(s) #13933484
$33.99
(4)
 
 
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Scotch Thermal Laminating Pouches, 3 mil Size, Pack of 200
Scotch Thermal Laminating Pouches, 3 mil Size, Pack of 200
200 Piece(s) #14398382
$75.99
Shipped by Educators Resource
 
 
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Melissa & Doug Easel Paper Pad, 17" x 20", 50 sheets Per Pad, 3 Pads
Melissa & Doug Easel Paper Pad, 17" x 20", 50 sheets Per Pad, 3 Pads
3 Piece(s) #14397929
$49.99
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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Rainbow Colored Kraft Duo-Finish Paper, 48" x 200', Pink, 1 Roll
Rainbow Colored Kraft Duo-Finish Paper, 48" x 200', Pink, 1 Roll
1 Piece(s) #14599705
$49.99
Shipped by Educators Resource
 
 
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Crayola® Assorted Colors 9" x 12" Construction Paper - 96 Sheets
Crayola® Assorted Colors 9" x 12" Construction Paper - 96 Sheets
96 Sheet(s) #13932893
$4.99
(3)
 
 
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Prang Construction Paper, Red, 9" x 12", 50 Sheets Per Pack, 10 Packs
Prang Construction Paper, Red, 9" x 12", 50 Sheets Per Pack, 10 Packs
500 Sheet(s) #14397724
$39.99
Shipped by Educators Resource
 
 
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Scotch Magic Tape Refill Rolls, 3/4" x 1296" Per Roll, 6 Rolls
Scotch Magic Tape Refill Rolls, 3/4" x 1296" Per Roll, 6 Rolls
6 Piece(s) #14399346
$38.99
Shipped by Educators Resource
 
 
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12" x 4" Wipe-Off Fraction Assorted Colors Plastic Number Lines - 30 Pc.
12" x 4" Wipe-Off Fraction Assorted Colors Plastic Number Lines - 30 Pc.
30 Piece(s) #13783753
$14.99
(7)
 
 
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10" - 18" Black History Month Leaders Learning Charts - 15 Pc.
10" - 18" Black History Month Leaders Learning Charts - 15 Pc.
1 Set(s) #13630268
$19.99
(18)
 
 
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Charles Leonard Economy Washable School Glue, 4 oz, Pack of 24
Charles Leonard Economy Washable School Glue, 4 oz, Pack of 24
24 Piece(s) #14397941
$39.99
Shipped by Educators Resource
 
 
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Tru-Ray Construction Paper, Lively Lemon, 9" x 12", 50 Sheets Per Pack, 5 Packs
Tru-Ray Construction Paper, Lively Lemon, 9" x 12", 50 Sheets Per Pack, 5 Packs
250 Sheet(s) #14398363
$36.99
Shipped by Educators Resource
 
 
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Creativity Street Wiggle Eyes, Black, 20 mm, 100 Per Pack, 3 Packs
Creativity Street Wiggle Eyes, Black, 20 mm, 100 Per Pack, 3 Packs
300 Piece(s) #14399550
$36.99
Shipped by Educators Resource
 
 
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10 1/4" Color Your Own Black History Month Hero Posters – 30 Pc.
10 1/4" Color Your Own Black History Month Hero Posters – 30 Pc.
30 Piece(s) #14466779
$8.99
 
 
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Teacher Created Resources S'mores Smelly Stickers, 114 Per Pack, 6 Packs
Teacher Created Resources S'mores Smelly Stickers, 114 Per Pack, 6 Packs
6 Piece(s) #14614418
$27.99
Shipped by Educators Resource
 
 
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Handy Art Acrylic Paint Half Gallon, Titan White
Handy Art Acrylic Paint Half Gallon, Titan White
1 Piece(s) #14670243
$29.99
Shipped by Educators Resource
 
 
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TREND Pickleball Fun! superShapes Stickers - Large, 104 Per Pack, 6 Packs
TREND Pickleball Fun! superShapes Stickers - Large, 104 Per Pack, 6 Packs
6 Piece(s) #14614577
$26.99
Shipped by Educators Resource
 
 
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Roylco Really Big Buttons, 8 Shapes, 1 lb.
Roylco Really Big Buttons, 8 Shapes, 1 lb.
1 Piece(s) #14670180
$26.99
Shipped by Educators Resource
 
 
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North Star Teacher Resources Adhesive Intermediate Traditional Cursive Desk Plates, 17.5" x 4", 36 Per Pack, 2 Packs
North Star Teacher Resources Adhesive Intermediate Traditional Cursive Desk Plates, 17.5" x 4", 36 Per Pack, 2 Packs
72 Piece(s) #14399399
$43.99
Shipped by Educators Resource
 
 
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READY 2 LEARN Twisty Paint Sticks - Set of 12
READY 2 LEARN Twisty Paint Sticks - Set of 12
1 Piece(s) #14665520
$17.99
Shipped by Educators Resource
 
 
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Crayola Artista II Washable Tempera Paint, 32 oz, White
Crayola Artista II Washable Tempera Paint, 32 oz, White
1 Piece(s) #14665479
$16.99
Shipped by Educators Resource
 
 
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Charles Leonard Economy Glue Sticks, White, 1.3 oz., 12-count
Charles Leonard Economy Glue Sticks, White, 1.3 oz., 12-count
1 Piece(s) #14665626
$19.99
Shipped by Educators Resource
 
 
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PlanToys Wooden Pull Along Toy Snail
PlanToys Wooden Pull Along Toy Snail
1 Piece(s) #14686654
$31.99
Shipped by Educators Resource
 
 
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Charles Leonard All Purpose Glue, 1 Gallon
Charles Leonard All Purpose Glue, 1 Gallon
1 Piece(s) #14665716
$32.99
Shipped by Educators Resource
 
 
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Ashley Productions Big Hardcover Blank Book, 8.5" x 11" Portrait, White, Pack of 6
Ashley Productions Big Hardcover Blank Book, 8.5" x 11" Portrait, White, Pack of 6
6 Piece(s) #14399536
$41.99
Shipped by Educators Resource
 
 
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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
$6.98
(8)
 
 
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24" x 4" Bulk 50 Pc. DIY Crafts Paper Crowns
24" x 4" Bulk 50 Pc. DIY Crafts Paper Crowns
50 Piece(s) #48/8331
$15.99
(25)
 
 
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5" Small Magnetic Drawing Board
5" Small Magnetic Drawing Board
1 Piece(s) #14422845
$10.99
 
 
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5 1/2" x 8 1/2" Thumb Up/Thumbs Down Cardboard Classroom Paddles - 24 Pc.
5 1/2" x 8 1/2" Thumb Up/Thumbs Down Cardboard Classroom Paddles - 24 Pc.
24 Piece(s) #13679265
$16.99
(20)
 
 
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7 Ft. Black & Red Spiral Nylon Jump Ropes with Plastic Handles - 12 Pc.
7 Ft. Black & Red Spiral Nylon Jump Ropes with Plastic Handles - 12 Pc.
Per Dozen #20/11
On
Sale
$9.98
9% OFF
(83)
 
 
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7" 6-Color Rainbow Acrylic Paint Strip Classpack - Set of 24
7" 6-Color Rainbow Acrylic Paint Strip Classpack - Set of 24
24 Piece(s) #13667869
$27.99
(12)
 
 
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5" x 7" 52 Pg. Create Your Own Comic Book Activity Pads - 12 Pc.
5" x 7" 52 Pg. Create Your Own Comic Book Activity Pads - 12 Pc.
Per Dozen #13721536
$7.79
(47)
 
 
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Scotch Thermal Laminating Pouches, 3 mil Size, Pack of 100
Scotch Thermal Laminating Pouches, 3 mil Size, Pack of 100
100 Piece(s) #14399376
$46.99
Shipped by Educators Resource
 
 
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7" x 1 1/2" Highlight Rainbow Plastic Reading Strips - 24 Pc.
7" x 1 1/2" Highlight Rainbow Plastic Reading Strips - 24 Pc.
24 Piece(s) #13651447
$6.79
(20)
 
 
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Eureka Dr. Seuss Sticker Book, Pack of 3
Eureka Dr. Seuss Sticker Book, Pack of 3
3 Piece(s) #14572626
$26.99
Shipped by Educators Resource
 
 
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STEM Peanuts® Snoopy House Activity Learning Challenge Craft Kit - Makes 12
STEM Peanuts® Snoopy House Activity Learning Challenge Craft Kit - Makes 12
Makes 12 #14356211
$21.99
 
 
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Bulk STEAM Color Your Own Rocket Pulley Activity Learning Challenge Craft Kit - Makes 48
Bulk STEAM Color Your Own Rocket Pulley Activity Learning Challenge Craft Kit - Makes 48
Makes 48 #14386712
Kit
Price
$64.99
SAVE 18%
 
 
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1 1/2" Who, What, Where, When, Why & How Question Foam Dice - 12 Pc.
1 1/2" Who, What, Where, When, Why & How Question Foam Dice - 12 Pc.
Per Dozen #59/4313
$6.79
(6)
 
 
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Dr. Seuss™ Pin the Tie on the Cat Game
Dr. Seuss™ Pin the Tie on the Cat Game
38 Piece(s) #13934960
$8.99
(5)
 
 
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Rainbow Colored Kraft Duo-Finish Paper, 48" x 200', Flame, 1 Roll
Rainbow Colored Kraft Duo-Finish Paper, 48" x 200', Flame, 1 Roll
1 Piece(s) #14599703
$45.99
Shipped by Educators Resource
 
 
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STEAM Classic Egg Drop Challenge Learning Activity Kit - Makes 10
STEAM Classic Egg Drop Challenge Learning Activity Kit - Makes 10
Makes 12 #13805648
$27.99
(2)
 
 
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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
7% OFF
(2)
 
 
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Magic Snow Bucket
Magic Snow Bucket
1 Piece(s) #14145336
$17.98
 
 
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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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2 3/4" x 5 DIY STEAM Balloon-Powered Car Learning Activities - 12 Pc.
2 3/4" x 5 DIY STEAM Balloon-Powered Car Learning Activities - 12 Pc.
Makes 12 #13781755
On
Sale
$19.98
9% OFF
(15)
 
 
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Heroes of the Bible Teacher Companion - 10 Pc.
Heroes of the Bible Teacher Companion - 10 Pc.
10 Piece(s) #13935916
$37.99
(10)
 
 
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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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Rainbow Colored Kraft Duo-Finish Paper, 48" x 200', White, 1 Roll
Rainbow Colored Kraft Duo-Finish Paper, 48" x 200', White, 1 Roll
1 Piece(s) #14599699
$43.99
Shipped by Educators Resource
 
 
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Moon Products Student of the Week Pencils, 12 Per Pack, 12 Packs
Moon Products Student of the Week Pencils, 12 Per Pack, 12 Packs
144 Piece(s) #14398815
$51.99
Shipped by Educators Resource
 
 
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2" Make Your Own Magic Snow Containers with Shovels - 12 Pc.
2" Make Your Own Magic Snow Containers with Shovels - 12 Pc.
Per Dozen #13772669
On
Sale
$8.98
25% OFF
(9)
 
 
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Spectra Glitter, Red, 1 lb. Per Jar, 2 Jars
Spectra Glitter, Red, 1 lb. Per Jar, 2 Jars
2 Piece(s) #14398111
$34.99
Shipped by Educators Resource
 
 
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30" STEM Binary Coding Beaded Necklace Craft Kit – Makes 12
30" STEM Binary Coding Beaded Necklace Craft Kit – Makes 12
Makes 12 #14268546
$5.99
 
 
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30 Second Dance Party Dance Party Button, Bitty
30 Second Dance Party Dance Party Button, Bitty
1 Piece(s) #14614560
$16.99
Shipped by Educators Resource
 
 
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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.