Could attach the letters of Toddlers names to these and see ifthey can make a tower spelling their name Preschool Letter Recognition Activities - Matching Upper and Lowercase Letters using legos, and other fun activities.
How to Teach the Alphabet with Legos from Teachers of Good Things
Two preschool math activities using Duplo Legos. These are great for younger brother while the older ones do their schoolwork! Identify the next number in a series of numbers up to ten. Pre-school age 3 and 4
Activities for Learning Letters and Numbers with Duplo Lego
Really simple number recognition bingo game - divide a card into 6 squares & number them. The child rolls the die. When they roll a they cover up the number 1 on the card. They roll until they have covered all the numbers.
Preschool kids will have a blast while playing this simple Smack the Number counting game! Work on number recognition and one to one correspondence in a fun way! This game would also work well for alphabet and sight word recognition.
Rainy Day Math Games - This game allows the child to practice number recognition, counting, and patterning. By doing this activity, the child will surely able to develop better number sense and counting skills.
Lego learning games - exploring Lego and play dough. This is a great activity for sensory play, imaginative play, letter recognition and sight words. This would be great to use in an autism classroom while learning long vowel sounds with silent e