Twelve colorful locks need their matching keys in this printable PDF color matching activity for toddlers and preschoolers ages 2 to 4. The activity supports early visual discrimination, color recognition, and one to one correspondence as children pair each lock with its key.

📦 What's Included

• 12 matching pairs: One lock and one key in each of 12 colors including red, orange, yellow, green, blue, purple, pink, magenta, brown, gray, black, and rainbow
• 3 activity pages with adhesive dot guides for self correction
• Vector illustration style with clean lines and bright colors
• Cover page and terms of use

🌈 Learning Benefits

• Strengthen color recognition across primary, secondary, and neutral tones
• Build visual discrimination through one to one matching
• Practice fine motor control while handling and placing small cards
• Connect Montessori work with familiar practical life objects from the child's world

🔑 How to Use

• Print on cardstock and laminate for repeated use
• Cut along the dotted lines and place an adhesive dot on each circular mark
• Arrange the activity on a tray and offer it during shelf work
• Invite the child to match each lock with its correct color key
• The adhesive dot creates control of error so the child knows when the match is correct

📥 Technical Details

This is a digital PDF download in US Letter and A4 sizes. Files are delivered instantly after purchase. No physical product will be shipped.

🧩 Pair This With

• Colors Matching Cards for additional color recognition practice
• Primary Colors Sorting Cards as a natural next step into category sorting
• Shapes Magni Match to extend visual discrimination work

📁 Explore More

• Toddler Activities
• Early Years Collection