stacking rocks

Hide & Seek Rock Painting Kit - Creativity for Kids: Paints, Stickers, Rocks, Brush, Craft Activity for Ages 6+

MeowBaby 3 Elements Soft Foam Blocks Playset with Velvet Cover, Lightweight & Durable Indoor Climbing Playground for Babies & Toddlers, White

Wesco Soft Vinyl Building Blocks - 12 Pieces

Guidecraft Rainbow Sound Blocks - 5 Pieces

Baby Aspen My First Milestone Baby Age Blocks | BA22002NA

Kaplan Early Learning Colorful Wooden Rainbow Arches and Tunnels - 12 Pieces

Kaplan Early Learning Farm Animal Soft Blocks - 6 Pieces

MEGA Pokemon Poplio Building Toy Kit Poseable Action Figure 24pc

Kaplan Early Learning Soft Oversized Blocks - 12 Pieces

Children's Factory Primary Toddler Blocks - Set of 12

Smart Monkey Toys ImagiBRICKS Giant Rainbow Building Block Set, 24 Pieces

Smart Monkey Toys ImagiBRICKS™ Giant Construction Building Block Set, 24 Pieces

ECR4Kids SoftZone Soft Builder Blocks, 16-Piece

ECR4Kids SoftZone Patchwork Toddler Blocks, 12-Piece

Roylco® Spring Blocks, 24 Pieces

Metal Robot Building Blocks

Kaplan Early Learning Woodland Patchwork Natural Colored Toddler Blocks - 12 Pieces

Silicone Magic Suction - Multi Pink

TickiT Color Crystal Block Set

The Freckled Frog Village Block Set - 20 Pieces

Strictly Briks Classic Building Brick Baseplates, Blue, Green, Gray, and Sand, 20 Pieces, 2.5x2.5 Inches (8x8 Studs)

Tegu Magnetic Wooden Blocks, Blossom, 8-Piece Pocket Pouch

Kaplan Early Learning Four Seasons Wood Trees - Double-Sided

Baby Aspen My First Milestone Princess Baby Age Blocks | BA22006PK